Merge pull request #145 from ktekinay/master

Added classes and various changes
Prevent NilObjectException when obj is Nil in NSPathComponentCell.
Merge pull request #146 from vidalvanbergen/master

Prevent NilObjectException when obj is Nil in NSPathComponentCell.
Merge pull request #68 from macoslib/master

Merge changes
Merge branch 'macoslib-master'
Added a slightly wider range of accepted ISO8601 date formatting in NativeSubclass.DateExtended.
Fixed incorrect getting of 'half hour' GMTOffsets in NativeSubclass.DateExtended.
Merge pull request #147 from vidalvanbergen/master

Added a slightly wider range of accepted ISO8601 date formatting in NativeSubclass.DateExtended.
Merge pull request #69 from macoslib/master

Merge changes
Merge branch 'macoslib-master'