typo fix
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
Merge remote-tracking branch 'dlthomas/master'
fixed typo
Add a script for managing the databases.
Clean the 'snowdrift_test' database.
Require a password the first time 'sudo' is run.
Allow to drop a role when a database does not exist.
Print the program's name on warnings.
Drop the template database on reset.
Blog posting events
Bugfix - tag id parsed as value, not looked up

Fixed SD-302
Add constants for valid arguments and use them.
Add the 'export' action.
Displaying number of open tickets

Start on SD-156 - might want to add more stats.
Merge remote-tracking branch 'dlthomas/master'