+ options can use getTransformer and setTransformer to transform the data between displayed and saved value

Author Martin Unkel <martin.unkel@rwth-aachen.de>
Author date 2018-05-29 19:37:39
Author local date 2018-05-29 21:37:39 +0200
Committer Martin Unkel <martin.unkel@rwth-aachen.de>
Committer date 2018-05-29 19:37:39
Committer local date 2018-05-29 21:37:39 +0200
Commit 8d3e29f1a5499dd924776502fa89189a0634181b
Tree e5e91b11971ea3188a36c05248703c799a33e60f
Parent 0bc6abfa32951b1d8bae30a27f7ea24e745dc6f3
+ options can use getTransformer and setTransformer to transform the data between displayed and saved value
+ clock: dateformat can be customized
+ preview image added