implement edit command
Merge branch 'master' of github.com:cs2103aug2014-w14-2j/main
close #103 implement quit command
remove print statement in wavelogger
prepare independent indexes #118
implement priority comparison, close #130
make id prefix final variables
Merge branch 'sun-v0.3' of https://github.com/cs2103aug2014-w14-2j/main into sun-v0.3