dates are changing in a mysterious way / #1499

• time-offset for user: 6910sec
• renderDateHtml(): Heute, 17:58
• original db-string (should be GMT): 2006-08-07 16:08:16
• strToClienttime(): 1154973516
• gmdate:(strToClientTime) 17:58:36
• strToTime(): 1154959696
• date(strToTime): 16:08:16

• Where do you click to create it?
• Where is is which time displayed?

            /**
            * NOTE:
            * - Durations are stored with two datetimes in GMT. The first is
            *   starting at 00:00:00 GMT the second defined the distant also in GMT.
            *   Since the edit form would try to convert the time_end into client time
            *   we overwrite it here. This might be called a hack.
            */
            $effort->time_end=clientTimeStrToGMTString($effort->time_end);