New: Added support for CPTimeZone and CPDateFormatter

- Added support for CPDateFormatter in Foundation
- Added support for CPTimeZone in Foundation
- Added support fo CPDateFormatter in nib2cib

Test app in Tests/Manual/CPDateFormatter
UnitTest in Tests/Foundation/CPTimeZoneTest.j
UnitTest in Tests/Foundation/CPDateFormatterTest.j
Fixed bunch of bugs in CPDateFormatter with TimeZone
Fixed small bus about timeZone
Removed double action in CPDatePicker
Updated manual example
Corrected bad test
Added support for timeZone in CPDatePicker textual
Added support for timeZone in CPDatePicker calendar
Added CPTimeZone test
Fixed bug when changing timeZone of the CPDatePicker
Merge pull request #1903 from Dogild/CPDateFormatterSupport

New: Added support for CPTimeZone and CPDateFormatter