Redoing TestLogic
Error with sorting priority resolved
New test codes added. Changed constants TASKS_(sth) to LIST_(sth)
tabs implemented, Logic can use setNextView(int) to indicate which list should be shown next
more code done to TestLogic
Merge pull request #92 from cs2103aug2014-w15-3J/master

Merge Logic with Master
Added setNextView to integrate with UI
Merge pull request #93 from cs2103aug2014-w15-3J/Logic

Merge Master with Logic
try using setNextView
Merge branch 'UI'
prevent magic number and a little bug fixed
Merge branch 'UI'
Debugged SearchManager
Merge pull request #94 from cs2103aug2014-w15-3J/Logic

Debugged SearchManager