[fix] navbar, timer formatting
[fix] separated first and last name
[fix] added maxlength to group edit textboxes in admin manager
Merge remote-tracking branch 'origin/master'

Conflicts:
	css/home.less
[new] added group ownership
[fix] expanded group description limit to 150 chars
Merge branch 'master' of https://github.com/mahsu/HTHS-Secret-Santa