Andreas Specovius / ctools

…implementation in csiactdata, csiactobs, csfindobs to look for the NONE value to decide which path to choose for @datapath@.

…-file due to user interaction. Now the user input for <datapath>, if existing, is used before the VHEFITS path is used. If none of them is existing the user will be queried (like before).

The new GApplication logger support function take the chattiness level as the first argument.

# Conflicts:
#	cscripts/csiactcopy.py
#	cscripts/csiactdata.py

…oid code duplication in cscripts.