[TASK] Renamed templates

The templates have been renamed to upper CamelCase so that they
will work with newer versions of TYPO3.
[BUGFIX] Prevent empty organizers / locations

If an appointment has no data set for its organizer or its location
no dummy will be initialized.
[BUGFIX] Do not display empty gender

If an address has no gender it will not be rendered.
[TASK] Corrected Extbase configuration

Added option callDefaultActionIfActionCantBeResolved.
[TASK] Updated Extbase dispatcher class name

Renamed Tx_Extbase_Dispatcher references to Tx_Extbase_MVC_dispatcher
and removed unused instantiaton of the dispatcher in
tx_czsimplecal_dynEventForm.
[TASK] Changed injection method in indexer event

The injection of the dependencies of the indexer event is now done
with the @inject annotation and not with constructor injection any
more.
[FEATURE] API for original DateTime->getTimestamp method

Added getTimestampInteger method which works like the original
DateTime->getTimestamp method which has been overidden.
[TASK] Trailing whitespace cleanup

Trailing whitespaces have been removed in all files.