minor improvements
Merge develop on top of master. Backporting
fix retry decorator, providing tests
travis unit testing
fix requirements
remove unittest2, turned off pythong 3 due to deep incompatibilities
Added public api support via QUBELL_USE_PUBLIC env
Fixes and comments
Fixes
Fixed upload via public api
Merge pull request #17 from vasichkin/refactor-public-api

Refactor public api
travis for test environment
fixing integration tests
update
Increased timeouts
Fix
Timeout back
Merge pull request #18 from vasichkin/timeoutd

Increased timeouts, added force-remove route (for env_cleaning script)
Timeout back
Merge pull request #19 from vasichkin/timeoutd

Timeout back