revert leaflet to 0.7 (because overscaling is buggy in 0.7.1)
fix keyboard shortcuts

(do not fire if shift is pressed also)
upgrade to leaflet 0.7.1 again, using updated js file of CDN
update translations
update translations
update translations
improve zoom-to-location tool

fixes #42
open ffs/wizard documentation link in new page/tab
allow "key [not] like regex" expressions in wizard
allow "key is [not] null" expressions in wizard
update ffs parser
update translations
update translations
update osmtogeojson library to version 2.0.0
Merge branch 'master' into gh-pages

Conflicts:
	index.html
	index_packaged.html
allow keys to have colons in ffs key(-value) searches

example: addr:housenumber=* now works without quoting the key

this can be allowed, because the colon can't be misinterpreted as
a key:valuefragment search because of the following operator.
fix key:valuefragment search in ffs/wizard
update changelog