Merge pull request #1 from prauscher/master

Sprite image with hover-effects for Social Media icons
Small bugfix for social media icons
Small design changes
Fixing slider image link
Fixing some HTML5 compatibility stuff
Fixing comment background colors
„Werde JUPI!“ with webfont added
Fixing comment count display
Adding comment margin-bottom
5px ought to be enough margin-bottom for comments.
De-hotlinking image
Don't use italic formatting for addresses
It's normal, not none.
Removing comment (Unfortunately firefox breaks it… :()
Explicitly making input background white (For Firefox + GTK theme)
Using fontawesome for vector icons

Conflicts:
	css/main.css
	header.php
Sidebar is now working on any additional pages

Conflicts:
	header.php
	index.php
Removing duplicate sidebar
social buttons margin fixed
Revert "social buttons margin fixed"

This reverts commit 3c26cf428add58c0e40796bfe7f65340a4fb8d49.