Implementation of parser
Added unit testing for date parser
implement Add function
Implemented delete function for parser
Changes to delete function
Source refactoring and formatting.
- Changed DateTime to LocalDate in model.
- Renamed `StringProcess` to `DateProcessor`
- Moved DateProcessorTest to test package.
Resolve pom.xml
Fixed missing dependencies and wrong DateProcessor file.
Fixes MM/dd/yyyy bug.
Merge pull request #43 from cs2103aug2014-t17-3j/Parser

Basic implementation of Parser
Replace natty with PrettyTime.
Library is under active development as compared to natty.
Implement edit function in parser
Merge pull request #44 from cs2103aug2014-t17-3j/Parser

Implement edit function in parser
Refactor class method to static.
Renamed classes.
- CommandHandler -> CommandParser
- DateProcessor -> DateParser
- DateProcessorTest -> DateParserTest
Added test for CommandParser.
- Fixes bugs found during CommandParserTest.
Fixes wrong regular expression on detecting numbers.
Merge pull request #45 from cs2103aug2014-t17-3j/Parser

Parser refactorings
Merge remote-tracking branch 'origin/master' into UI