Updated version number in class file.
Revert "Updated version number in class file."

This reverts commit 2122651814572a2d1bdfc3cebd94f9bb9eb13dcf.
Merge remote-tracking branch 'origin/master' into dev
Post meta: Lined up var assignments.
Post meta layout updates.
PHPStorm IDE auto-formatting.
More noticeable version update comment.
Added checks for multisite on activate and deactivate
Line break.
Reverted multisite activation code back to the original code we had
Made some changes to admin sidebar code depending on installed plugins
Update version numbers throughout plugin
Settings: Now pass in exact WP css class to text callback.
Admin sidebar: Removed 10/31/2013 discount code.
Updated param comment.
Advanced tab: Content updates.
Settings: Spacing and tabs.
Don't need /js folder yet.
Corrected plugin URI