Views refactoring
Start big refactoring
Migrate "simple" views in traversal with ZODB
Fixed base url pattern for simple route
Store archives in Blobs
Fixed 404 on download outdated release
Added md5 digest in download url
Fixed connection error
Restore simple basic authentification
Update papaye_initialize script
Added groups association to User model
Async tasks refactoring
Deleted old test resources
Added download release file async task
Updated readme