Modified some formatting and messages.

Add method now works, modifies and creates the storage.txt

ISSUE: S/N isn't changing
Merge branch 'master' of https://github.com/cs2103aug2014-t11-2j/main

Conflicts:
	SparkMoWare/logic/DateLocal.java
	SparkMoWare/logic/Message.java
	SparkMoWare/logic/TimeLocal.java