UIFR-219: Client time zone saved as a user property for UiUtils' availability. (#66)
* HTML-755 Timezones, add new GP and update UiUtils with date formats
Add new GP handling timezones.
Add new functions on uiutils about timezone and date formats from UiFramework
Add new date parses to be able to:
Parse from string with format ISO8601 to date
Parse Date format to string with RFC3339 format
* HTML-755-2 Using a GP to save the client timezone
* HTML-755-2 fixing tests
* HTML-755-2 New tests, using client timezone
* HTML-755-2 Fix tests
* HTML-755-2 Change naming and javadocs
* HTML-755-2 If client timezone null use UTC
* HTML-755 Timezones, add new GP and update UiUtils with date formats
Add new GP handling timezones.
Add new functions on uiutils about timezone and date formats from UiFramework
Add new date parses to be able to:
Parse from string with format ISO8601 to date
Parse Date format to string with RFC3339 format