First prototype
diff --git a/vendor/google/protobuf/src/Google/Protobuf/Internal/FileDescriptorProto.php b/vendor/google/protobuf/src/Google/Protobuf/Internal/FileDescriptorProto.php
new file mode 100644
index 0000000..c9e3648
--- /dev/null
+++ b/vendor/google/protobuf/src/Google/Protobuf/Internal/FileDescriptorProto.php
@@ -0,0 +1,519 @@
+<?php
+# Generated by the protocol buffer compiler.  DO NOT EDIT!
+# source: google/protobuf/descriptor.proto
+
+namespace Google\Protobuf\Internal;
+
+use Google\Protobuf\Internal\GPBType;
+use Google\Protobuf\Internal\GPBWire;
+use Google\Protobuf\Internal\RepeatedField;
+use Google\Protobuf\Internal\InputStream;
+use Google\Protobuf\Internal\GPBUtil;
+
+/**
+ * Describes a complete .proto file.
+ *
+ * Generated from protobuf message <code>google.protobuf.FileDescriptorProto</code>
+ */
+class FileDescriptorProto extends \Google\Protobuf\Internal\Message
+{
+    /**
+     * file name, relative to root of source tree
+     *
+     * Generated from protobuf field <code>optional string name = 1;</code>
+     */
+    protected $name = '';
+    private $has_name = false;
+    /**
+     * e.g. "foo", "foo.bar", etc.
+     *
+     * Generated from protobuf field <code>optional string package = 2;</code>
+     */
+    protected $package = '';
+    private $has_package = false;
+    /**
+     * Names of files imported by this file.
+     *
+     * Generated from protobuf field <code>repeated string dependency = 3;</code>
+     */
+    private $dependency;
+    private $has_dependency = false;
+    /**
+     * Indexes of the public imported files in the dependency list above.
+     *
+     * Generated from protobuf field <code>repeated int32 public_dependency = 10;</code>
+     */
+    private $public_dependency;
+    private $has_public_dependency = false;
+    /**
+     * Indexes of the weak imported files in the dependency list.
+     * For Google-internal migration only. Do not use.
+     *
+     * Generated from protobuf field <code>repeated int32 weak_dependency = 11;</code>
+     */
+    private $weak_dependency;
+    private $has_weak_dependency = false;
+    /**
+     * All top-level definitions in this file.
+     *
+     * Generated from protobuf field <code>repeated .google.protobuf.DescriptorProto message_type = 4;</code>
+     */
+    private $message_type;
+    private $has_message_type = false;
+    /**
+     * Generated from protobuf field <code>repeated .google.protobuf.EnumDescriptorProto enum_type = 5;</code>
+     */
+    private $enum_type;
+    private $has_enum_type = false;
+    /**
+     * Generated from protobuf field <code>repeated .google.protobuf.ServiceDescriptorProto service = 6;</code>
+     */
+    private $service;
+    private $has_service = false;
+    /**
+     * Generated from protobuf field <code>repeated .google.protobuf.FieldDescriptorProto extension = 7;</code>
+     */
+    private $extension;
+    private $has_extension = false;
+    /**
+     * Generated from protobuf field <code>optional .google.protobuf.FileOptions options = 8;</code>
+     */
+    protected $options = null;
+    private $has_options = false;
+    /**
+     * This field contains optional information about the original source code.
+     * You may safely remove this entire field without harming runtime
+     * functionality of the descriptors -- the information is needed only by
+     * development tools.
+     *
+     * Generated from protobuf field <code>optional .google.protobuf.SourceCodeInfo source_code_info = 9;</code>
+     */
+    protected $source_code_info = null;
+    private $has_source_code_info = false;
+    /**
+     * The syntax of the proto file.
+     * The supported values are "proto2" and "proto3".
+     *
+     * Generated from protobuf field <code>optional string syntax = 12;</code>
+     */
+    protected $syntax = '';
+    private $has_syntax = false;
+
+    /**
+     * Constructor.
+     *
+     * @param array $data {
+     *     Optional. Data for populating the Message object.
+     *
+     *     @type string $name
+     *           file name, relative to root of source tree
+     *     @type string $package
+     *           e.g. "foo", "foo.bar", etc.
+     *     @type string[]|\Google\Protobuf\Internal\RepeatedField $dependency
+     *           Names of files imported by this file.
+     *     @type int[]|\Google\Protobuf\Internal\RepeatedField $public_dependency
+     *           Indexes of the public imported files in the dependency list above.
+     *     @type int[]|\Google\Protobuf\Internal\RepeatedField $weak_dependency
+     *           Indexes of the weak imported files in the dependency list.
+     *           For Google-internal migration only. Do not use.
+     *     @type \Google\Protobuf\Internal\DescriptorProto[]|\Google\Protobuf\Internal\RepeatedField $message_type
+     *           All top-level definitions in this file.
+     *     @type \Google\Protobuf\Internal\EnumDescriptorProto[]|\Google\Protobuf\Internal\RepeatedField $enum_type
+     *     @type \Google\Protobuf\Internal\ServiceDescriptorProto[]|\Google\Protobuf\Internal\RepeatedField $service
+     *     @type \Google\Protobuf\Internal\FieldDescriptorProto[]|\Google\Protobuf\Internal\RepeatedField $extension
+     *     @type \Google\Protobuf\Internal\FileOptions $options
+     *     @type \Google\Protobuf\Internal\SourceCodeInfo $source_code_info
+     *           This field contains optional information about the original source code.
+     *           You may safely remove this entire field without harming runtime
+     *           functionality of the descriptors -- the information is needed only by
+     *           development tools.
+     *     @type string $syntax
+     *           The syntax of the proto file.
+     *           The supported values are "proto2" and "proto3".
+     * }
+     */
+    public function __construct($data = NULL) {
+        \GPBMetadata\Google\Protobuf\Internal\Descriptor::initOnce();
+        parent::__construct($data);
+    }
+
+    /**
+     * file name, relative to root of source tree
+     *
+     * Generated from protobuf field <code>optional string name = 1;</code>
+     * @return string
+     */
+    public function getName()
+    {
+        return $this->name;
+    }
+
+    /**
+     * file name, relative to root of source tree
+     *
+     * Generated from protobuf field <code>optional string name = 1;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setName($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->name = $var;
+        $this->has_name = true;
+
+        return $this;
+    }
+
+    public function hasName()
+    {
+        return $this->has_name;
+    }
+
+    /**
+     * e.g. "foo", "foo.bar", etc.
+     *
+     * Generated from protobuf field <code>optional string package = 2;</code>
+     * @return string
+     */
+    public function getPackage()
+    {
+        return $this->package;
+    }
+
+    /**
+     * e.g. "foo", "foo.bar", etc.
+     *
+     * Generated from protobuf field <code>optional string package = 2;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setPackage($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->package = $var;
+        $this->has_package = true;
+
+        return $this;
+    }
+
+    public function hasPackage()
+    {
+        return $this->has_package;
+    }
+
+    /**
+     * Names of files imported by this file.
+     *
+     * Generated from protobuf field <code>repeated string dependency = 3;</code>
+     * @return \Google\Protobuf\Internal\RepeatedField
+     */
+    public function getDependency()
+    {
+        return $this->dependency;
+    }
+
+    /**
+     * Names of files imported by this file.
+     *
+     * Generated from protobuf field <code>repeated string dependency = 3;</code>
+     * @param string[]|\Google\Protobuf\Internal\RepeatedField $var
+     * @return $this
+     */
+    public function setDependency($var)
+    {
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::STRING);
+        $this->dependency = $arr;
+        $this->has_dependency = true;
+
+        return $this;
+    }
+
+    public function hasDependency()
+    {
+        return $this->has_dependency;
+    }
+
+    /**
+     * Indexes of the public imported files in the dependency list above.
+     *
+     * Generated from protobuf field <code>repeated int32 public_dependency = 10;</code>
+     * @return \Google\Protobuf\Internal\RepeatedField
+     */
+    public function getPublicDependency()
+    {
+        return $this->public_dependency;
+    }
+
+    /**
+     * Indexes of the public imported files in the dependency list above.
+     *
+     * Generated from protobuf field <code>repeated int32 public_dependency = 10;</code>
+     * @param int[]|\Google\Protobuf\Internal\RepeatedField $var
+     * @return $this
+     */
+    public function setPublicDependency($var)
+    {
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
+        $this->public_dependency = $arr;
+        $this->has_public_dependency = true;
+
+        return $this;
+    }
+
+    public function hasPublicDependency()
+    {
+        return $this->has_public_dependency;
+    }
+
+    /**
+     * Indexes of the weak imported files in the dependency list.
+     * For Google-internal migration only. Do not use.
+     *
+     * Generated from protobuf field <code>repeated int32 weak_dependency = 11;</code>
+     * @return \Google\Protobuf\Internal\RepeatedField
+     */
+    public function getWeakDependency()
+    {
+        return $this->weak_dependency;
+    }
+
+    /**
+     * Indexes of the weak imported files in the dependency list.
+     * For Google-internal migration only. Do not use.
+     *
+     * Generated from protobuf field <code>repeated int32 weak_dependency = 11;</code>
+     * @param int[]|\Google\Protobuf\Internal\RepeatedField $var
+     * @return $this
+     */
+    public function setWeakDependency($var)
+    {
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::INT32);
+        $this->weak_dependency = $arr;
+        $this->has_weak_dependency = true;
+
+        return $this;
+    }
+
+    public function hasWeakDependency()
+    {
+        return $this->has_weak_dependency;
+    }
+
+    /**
+     * All top-level definitions in this file.
+     *
+     * Generated from protobuf field <code>repeated .google.protobuf.DescriptorProto message_type = 4;</code>
+     * @return \Google\Protobuf\Internal\RepeatedField
+     */
+    public function getMessageType()
+    {
+        return $this->message_type;
+    }
+
+    /**
+     * All top-level definitions in this file.
+     *
+     * Generated from protobuf field <code>repeated .google.protobuf.DescriptorProto message_type = 4;</code>
+     * @param \Google\Protobuf\Internal\DescriptorProto[]|\Google\Protobuf\Internal\RepeatedField $var
+     * @return $this
+     */
+    public function setMessageType($var)
+    {
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\DescriptorProto::class);
+        $this->message_type = $arr;
+        $this->has_message_type = true;
+
+        return $this;
+    }
+
+    public function hasMessageType()
+    {
+        return $this->has_message_type;
+    }
+
+    /**
+     * Generated from protobuf field <code>repeated .google.protobuf.EnumDescriptorProto enum_type = 5;</code>
+     * @return \Google\Protobuf\Internal\RepeatedField
+     */
+    public function getEnumType()
+    {
+        return $this->enum_type;
+    }
+
+    /**
+     * Generated from protobuf field <code>repeated .google.protobuf.EnumDescriptorProto enum_type = 5;</code>
+     * @param \Google\Protobuf\Internal\EnumDescriptorProto[]|\Google\Protobuf\Internal\RepeatedField $var
+     * @return $this
+     */
+    public function setEnumType($var)
+    {
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\EnumDescriptorProto::class);
+        $this->enum_type = $arr;
+        $this->has_enum_type = true;
+
+        return $this;
+    }
+
+    public function hasEnumType()
+    {
+        return $this->has_enum_type;
+    }
+
+    /**
+     * Generated from protobuf field <code>repeated .google.protobuf.ServiceDescriptorProto service = 6;</code>
+     * @return \Google\Protobuf\Internal\RepeatedField
+     */
+    public function getService()
+    {
+        return $this->service;
+    }
+
+    /**
+     * Generated from protobuf field <code>repeated .google.protobuf.ServiceDescriptorProto service = 6;</code>
+     * @param \Google\Protobuf\Internal\ServiceDescriptorProto[]|\Google\Protobuf\Internal\RepeatedField $var
+     * @return $this
+     */
+    public function setService($var)
+    {
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\ServiceDescriptorProto::class);
+        $this->service = $arr;
+        $this->has_service = true;
+
+        return $this;
+    }
+
+    public function hasService()
+    {
+        return $this->has_service;
+    }
+
+    /**
+     * Generated from protobuf field <code>repeated .google.protobuf.FieldDescriptorProto extension = 7;</code>
+     * @return \Google\Protobuf\Internal\RepeatedField
+     */
+    public function getExtension()
+    {
+        return $this->extension;
+    }
+
+    /**
+     * Generated from protobuf field <code>repeated .google.protobuf.FieldDescriptorProto extension = 7;</code>
+     * @param \Google\Protobuf\Internal\FieldDescriptorProto[]|\Google\Protobuf\Internal\RepeatedField $var
+     * @return $this
+     */
+    public function setExtension($var)
+    {
+        $arr = GPBUtil::checkRepeatedField($var, \Google\Protobuf\Internal\GPBType::MESSAGE, \Google\Protobuf\Internal\FieldDescriptorProto::class);
+        $this->extension = $arr;
+        $this->has_extension = true;
+
+        return $this;
+    }
+
+    public function hasExtension()
+    {
+        return $this->has_extension;
+    }
+
+    /**
+     * Generated from protobuf field <code>optional .google.protobuf.FileOptions options = 8;</code>
+     * @return \Google\Protobuf\Internal\FileOptions
+     */
+    public function getOptions()
+    {
+        return $this->options;
+    }
+
+    /**
+     * Generated from protobuf field <code>optional .google.protobuf.FileOptions options = 8;</code>
+     * @param \Google\Protobuf\Internal\FileOptions $var
+     * @return $this
+     */
+    public function setOptions($var)
+    {
+        GPBUtil::checkMessage($var, \Google\Protobuf\Internal\FileOptions::class);
+        $this->options = $var;
+        $this->has_options = true;
+
+        return $this;
+    }
+
+    public function hasOptions()
+    {
+        return $this->has_options;
+    }
+
+    /**
+     * This field contains optional information about the original source code.
+     * You may safely remove this entire field without harming runtime
+     * functionality of the descriptors -- the information is needed only by
+     * development tools.
+     *
+     * Generated from protobuf field <code>optional .google.protobuf.SourceCodeInfo source_code_info = 9;</code>
+     * @return \Google\Protobuf\Internal\SourceCodeInfo
+     */
+    public function getSourceCodeInfo()
+    {
+        return $this->source_code_info;
+    }
+
+    /**
+     * This field contains optional information about the original source code.
+     * You may safely remove this entire field without harming runtime
+     * functionality of the descriptors -- the information is needed only by
+     * development tools.
+     *
+     * Generated from protobuf field <code>optional .google.protobuf.SourceCodeInfo source_code_info = 9;</code>
+     * @param \Google\Protobuf\Internal\SourceCodeInfo $var
+     * @return $this
+     */
+    public function setSourceCodeInfo($var)
+    {
+        GPBUtil::checkMessage($var, \Google\Protobuf\Internal\SourceCodeInfo::class);
+        $this->source_code_info = $var;
+        $this->has_source_code_info = true;
+
+        return $this;
+    }
+
+    public function hasSourceCodeInfo()
+    {
+        return $this->has_source_code_info;
+    }
+
+    /**
+     * The syntax of the proto file.
+     * The supported values are "proto2" and "proto3".
+     *
+     * Generated from protobuf field <code>optional string syntax = 12;</code>
+     * @return string
+     */
+    public function getSyntax()
+    {
+        return $this->syntax;
+    }
+
+    /**
+     * The syntax of the proto file.
+     * The supported values are "proto2" and "proto3".
+     *
+     * Generated from protobuf field <code>optional string syntax = 12;</code>
+     * @param string $var
+     * @return $this
+     */
+    public function setSyntax($var)
+    {
+        GPBUtil::checkString($var, True);
+        $this->syntax = $var;
+        $this->has_syntax = true;
+
+        return $this;
+    }
+
+    public function hasSyntax()
+    {
+        return $this->has_syntax;
+    }
+
+}
+