Removed unused parameters in the button event handlers setters
Added checkboxes to enable notification and random colors in settingsView
Merge pull request #194 from cs2103aug2014-w13-1c/jin/gui

New settings (notifications and random colors)
Merge branch 'staging' of https://github.com/cs2103aug2014-w13-1c/main into jolly/gui
created setTaskController method in commandcontroller
removed unused getDate code in commandparser
removed unused getMonth in commandparser