Task #4323: Clearing startup errors when entering start-fase to prevent false error-report after succesful run.

Task #4323: Clearing start-up errors when entering run-fase to prevent false error-report after succesful run.

Task #4126: Merge with Release 1.11: Larger buffer for CEPlogProcessor and robust controller-chain for supporting the completing state.

Task #4126: Updated query for showing active and finished observations related to the new completing state.

Task #1418: Reservations and Maintenance blocks are filtered from the lists. Occasionally those blocks had the wrong state causing to popup in the lists the MACScheduler maintains.

Online and PythonControl write finished.

Task #3204: Re-applied reintegrate merge, after fixing some files that were mysteriously altered in the previous reintegrate merge. Among these files were: lofar_config.h.cmake, CMake/LofarGeneral.cmake, and CMake/FindPVSS.cmake.

Other name of logfile for Python Control.
Better detection of 'all controllers' down in Observation Control.

Task #3204: Removed unneeded #include's of ApplCommon/PosixTime.h and added them at some place where they were needed but missing

Task #3571: MACScheduler uses modificationDate. Modifying an already scheduled tree will immediately result in a new parsetfile for that observation/pipeline.