more fixes

fixed spacing between ‘club’ and ‘name’. shows errors for bots and
users without posts.
Icons

Added icons, customised bootstrap file (specifically for the icons).
Added attribution in footer for the use of the icons (legally obliged
to).
display number of posts required for specific clubs
Merge branch 'master' of https://github.com/humd/purplapp into humd-master
Committ thing.

Blah.
Merge pull request #5 from charldunois/humd-master

Humd master