meh
start challenges section
added support subfolder for donations call to action
Merge branch 'code-across-2014' of github.com:c4hrva/c4hrva-landing into code-across-2014
attempt to convert to bootstrap 3
Merge branch 'convert_bootstrap3' of https://github.com/stanzheng/c4hrva-landing into convert_bootstrap3

Conflicts:
	index.html
update to bs3
syncing with current landing
updated cdn to bootstrap 3
update to boostrap 3