Dmitry Malyshev / ctools

# Conflicts:
#	ChangeLog
#	NEWS

The zenith and azimuth angles are now parameters for csroot2caldb and these parameters are written into the CALDB. The calibration boundaries that existed before in the CALDB have been removed as they are not really useful.

# Conflicts:
#	src/cttsmap/cttsmap.cpp

# Conflicts:
#	test/test_csiactobs.py

The outcome of the unit tests depends on the presence of the CTOOLS environment variable. If the CTOOLS environment variable is not present the unit test should fail, otherwise it sould succeed.

So far any exception occuring during the construction of the ctools were not catched. This is corrected now.