using vx-service_connector in build_fetcher
fixed specs for build_fetcher
remove octokit initialization, fixed callbacks controller
update database schema
fixed specs
fixed specs
fixed project_spec, user_repo_spec, add UserRepo.find_or_create_by_service_connector
add User#sync_repos
fixed controller specs
fixed notifier
remove github code
fixed frontent
add airbrake
fixed specs
update travis script
Merge branch 'service_connector'