Adding tooltips for each command
added bullets into the guide message
Merge branch 'master' of https://github.com/cs2103aug2014-w14-2j/main into hyungjon-messages

Conflicts:
	src/application/TooltipManager.java
Datastorage: extracting undo functions to separate component
[] autocomplete for edit not working when edit is of other case
Merge remote-tracking branch 'origin/hyungjon-messages' into sun-v0.4
Merge remote-tracking branch 'origin/tys-ui-v0.4' into sun-v0.4
fix heading of lists on initialization