send notification to poster of unapproved comment
move snowdriftEventToFeedEvent to Model.SnowdriftEvent
send notification to user upon comment being approved
added text for approval notifications
fixed route_text to be regular instead of direct links
minor README revisions
Merge remote-tracking branch 'dlthomas/master'
fixed error in comment margins
typo fix
updated GUIDE wordings, adding -j and reference to -fdev for installing
added link to verbatim spans in markdown tutorial
Merge commit 'refs/merge-requests/35' of gitorious.org:snowdrift/snowdrift into merge_request_35

Conflicts:
	Handler/Project.hs
	Model/SnowdriftEvent.hs
	Model/SnowdriftEvent/Internal.hs
	SnowdriftEventHandler.hs
Merge commit 'refs/merge-requests/36' of gitorious.org:snowdrift/snowdrift into merge_request_36
Stripping trailing whitespace.