GET and POST optimization

Used yii's request object to reduce the number of lines in a lot of the
controllers by a small amount.
External Delete Action

Moved the common delete actions into a single external action
External Index Action

Moved the common index actions to an external action.
External View Action

Moved the common view actions into a single external view action.
External Update Action

Moved the common update actions into a single external update action.
Redundant Code Removal

Moving some of the action over into external action has made some of the
other lines of code redundant. These changes remove those redundant
lines of code.
External Admin Action

Moved the common admin actions into a single external admin action.
Date Range Input Field

Made a custom input field for date range to optimize the searches in the
timelog module.
Trouble Ticket Controller Optimization

Optimized the trouble ticket controller to greatly reduce the number of
lines in it.
Ajax Restriction

Added a controller filter to prevent some actions from being called
without ajax.
Output Escapes

Added a few extra output escapers in places that I forgot.