* 'devel_luis' of git.mpimet.mpg.de:libmtime:
  Add minor fixing resolving confusion of gcc6
  Beautify
  Some cleanup (warnings, debug messages, ...)
  Looks much better, thanks to Reiner
  Grrrrrr, does not work, and even does not compile anymore
  Intermediate state of bug fixing event printing

* return NULL if month or year are non-zero.
* make sure the null propagates at least in one call tree to the calling
  code.

some fixes in iconoce_hl. these are temporary and more or less irrelevant, since the event groups will be removed soon.

* 'develop' of git.mpimet.mpg.de:libmtime:
  [develop]  removed obsolete moduloTimedelta function. The functionality is covered by divideTimedelta, see the examples/modulo.c implementation.
  [develop]  Changed event groups to a list of POINTERs (this is necessary for the ocean's event manager).
  [develop]  Fixed datetimeToPosixString wrapper (fatal typo).

The functionality is covered by divideTimedelta, see the examples/modulo.c implementation.

[develop]  Changed event groups to a list of POINTERs (this is necessary for the ocean's event manager).

* luis-fix:
  [develop] Add missing allocator in event

* 'develop' of git.mpimet.mpg.de:libmtime:
  [develop]  removed debug write-out.
  [develop]  allow for scalar timeDelta multiplication up to 29 days.

* 'develop' of git.mpimet.mpg.de:libmtime:
  [develop]  removed debug write-out.
  [develop]  allow for scalar timeDelta multiplication up to 29 days.

* 'develop' of git.mpimet.mpg.de:libmtime:
  [develop]  fixed initialization of "neverTriggerEvent"; added check to moduloTimeStep function.