Begin to use postgres copy for import
Update rspec version
If we don't want split ways not use boundaries
Update code to import less datas when no split
Separate leveldb import from postgres import
Add batch for leveldb to update_nodes_with_ways
Fix batch import for csv physical roads and junctions for huge osm file
Add more temporary files to import osm data
Update rspec and use new syntax
Update rspec and use new syntax
Merge with master work