Added module kgdelete.py.
New Modules:
kgdelete: Implemented according to documentation
-Reused some of the code in kgedit"route/etape"
kgedit: Added reusable methods used by kgdelete
-no independent functionality added yet
methods: recalculateRoute (added from kgeditetape) and getCurrentRoute

Old modules:
kgexport: the path for __file__ was wrong because of a bad .replace()
-fixed the replace with a split
-moved setTimeZone to kgexport because of nestled imports
kgopendb: renamed OpenNewConnection to openNewConnection to be consistent