Working on improved error notifications
Merge branch 'staging' into ryan/controller
Renamed showInfoDialog -> notifyWithInfo, likewise for error dialog
Merge pull request #213 from cs2103aug2014-w13-1c/jin/gui

Renamed showInfoDialog -> notifyWithInfo, likewise for error dialog
Started to do error catching
Merge branch 'staging' into ryan/controller

Conflicts:
	src/app/controllers/ActionController.java
	src/app/controllers/CommandController.java
Tried catching error when save file is corrupted
Task names are now single-line. Tooltips now include the command syntax for that action
Still trying to do error handling
Error dialog. Clicking on update now fills the input field with current task information.
Merge pull request #218 from cs2103aug2014-w13-1c/jin/gui

Error dialog, fix for single-line task name, better tooltips, update fills input field with task name.
Selected task cell is now highlighted in black. Close #185
getLastModifiedUUID in ModelManager
Can now remove date with update command
Disabling showErrorDialog for now
Merge branch 'staging' of https://github.com/cs2103aug2014-w13-1c/main into staging
undo/redo buttons are greyed out if the stack is empty
Merge pull request #225 from cs2103aug2014-w13-1c/jin/gui

Visual improvements.
Merge branch 'staging' of https://github.com/cs2103aug2014-w13-1c/main into jolly/gui
changed getLastModifiedIndex to getLastModifiedUUID in TaskController