convert mapper.py into script
Add new canada mapping
move mapper.py to folder
add MANIFEST to .gitignore
Merge pull request #2 from florianpilz/master

Accept URLs and generate releaseID if empty
Merge pull request #3 from florianpilz/master

Make publisher information required arguments
add packaging files
Merge branch 'master' into packaging
remove empty line
Merge pull request #4 from dincamihai/packaging

Packaging
Merge remote-tracking branch 'upstream/master'
Allow empty strings as values in the mapping.