Reverted changes for bug #6653 Time Format Dashboard etc , and added configuration option to show time, using complete description or just first letter.
Reverted changes for bug #6653 Time Format Dashboard etc , and added configuration option to show time, using complete description or just first letter.

djoudi/otrs-gitimport-test,djoudi/otrs-gitimport-test,djoudi/otrs-gitimport-test