split up osmosis command in python script
added recognition of deleted items
added my personal notes on bugfixing
added filtering out non-highways
downloading missing nodes from overpass OK
merge missing nodes to ways, and they do not fall out on crop
refactor osmosis calls into method, part 1: working
refactor osmosis calls into method, part 2: working
refactor osmosis calls into method, part 2.1: working
refactor osmosis calls into method, last part : working + added count of w+r
cosmetic fixes
added exception handling for overpass url requests
do not download final overpass if no items present
added exception handling; overpass url into variable
small coding standard correction
moved overpass download into own function
fix minor error
split of overpass node download in batches works
improved error handling
Merge remote-tracking branch 'upstream/master'

Conflicts:
	scripts/regional-diff.py