Add features.md doc and link to it in the options page
The features.md doc describes all the features that the extension
provides. This change also adds a link to this doc in the options page
so it can be accessed quickly.
Fixes: #23
Change-Id: Iad1d54ba216d6dd4e7820fe2a2ed8644f86ed945
diff --git a/docs/resources/compress_image.bash b/docs/resources/compress_image.bash
new file mode 100644
index 0000000..9369f64
--- /dev/null
+++ b/docs/resources/compress_image.bash
@@ -0,0 +1,3 @@
+#!/bin/bash
+# Helper tool used to compress screenshots from PNG to JPEG
+convert -quality 85 $1 $2