update seeds
override crate method in sessions controller
add redirect when user don't have account (sign in)
add gem versions to gemfile
add explicit save to seeds.rb
add index to invitations inviter_id
remove transaction from edit_redistraction.rb
update unique email validation for registration formobject
update unique email validation for registration formobject
Merge pull request #2 from mikolajgrzyb/feature/final-roles-and-redirections

Feature/final roles and redirections
update seeds
update seeds
Merge branch 'develop' of github.com:mikolajgrzyb/timetracker into feature/mark-user

Conflicts:
	Gemfile
	Gemfile.lock
remove redundant tests