Removed 'brogrammer' reference

https://github.com/computeranonymous/computer/pull/39 for Reasons
Merge remote-tracking branch 'upstream/gh-pages' into debrogramming
Added replacement for "brogramming" clause

Suggestion from @tef
https://github.com/computeranonymous/computer/pull/59#issuecomment-25322952
Updated replacement thanks to @tef and @DRMacIver
Removed divisive wording in favour of suggestion

https://github.com/computeranonymous/computer/pull/59 etc.
Merge pull request #59 from doismellburning/debrogramming

Replace 'brogrammer' reference with explicit wording.
EM DASH
Be explicit that people dont have to fork/pull request to join
Spelling
Merge branch 'gh-pages' into starting_a_group