implement task and reminder filters
Merge remote-tracking branch 'origin/xjy-parser' into sun-defcoding
edit for CommandInfo change
add date and priority comparators
added author comments
Merge branch 'master' of https://github.com/cs2103aug2014-w14-2j/main into hyungjon-data
Merge remote-tracking branch 'origin/master' into sun-defcoding
Merged others' work
Merge remote-tracking branch 'origin/hyungjon-data' into sun-defcoding

Conflicts:
	src/application/Controller.java
	src/application/TaskManager.java
Merge remote-tracking branch 'origin/hyungjon-data' into sun-defcoding
Merge remote-tracking branch 'origin/xjy-parser' into sun-defcoding
fix syntax errors
lower case commandtype
filter task display to ui
changed to joda-time DateTime format
debugging issues with listview
Merge branch 'master' into tys-ui
Merge branch 'master' into xjy-parser

Conflicts:
	src/application/Controller.java
parser class merged
add bug appear in task description removed, joda-time dateTime used