added operation for manipulating UIDatePickers
Merge pull request #24 from jmoody/0.9.x-datepicker-change-date-operation

added operation for manipulating UIDatePickers
adds git revision and branch information to output of server_output
Merge pull request #25 from jmoody/0.9.x-add-git-versioning-information

adds git revision and branch information to output of server_output