initial commit for "Disovery and Distribution" section
Merge remote-tracking branch 'upstream/master' into discovery_and_distribution
adding image resources for "controlling appearance on social sites" article
revised text for "controlling appearance on social sites"
slight change to "Controlling Appearance on Social Sites"
Merge remote-tracking branch 'upstream/master' into discovery_and_distribution
added sample code for social-sites article
added agektmr
updated discovery and distribution section
Editor suggestions.
Merge pull request #714 from agektmr/discovery_and_distribution

Discovery and Distribution - Controlling Appearance on Social Sites
Adding icon for distribution and discovery section
Trying to fix fonts
Adding colours to distribution theme
Removing Discovery from main page until it is ready
Removing the link for discovery from the menu
Update release with 0.5.1
Merge pull request #716 from umaar/editor-updates

Editor suggestions.