Admin functionality
Travis error fixed
Travis error fixed-2
Merge pull request #38 from DonkeyRepublik/admin

Ability for admins to manage users
Configured rubocop and fixed syntax
Merge pull request #39 from DonkeyRepublik/bastien/rubocop

Rubocop ftw
Added basic authentication to the API
Fixed user model
Updated gems
Added specs for user password
Merge pull request #40 from DonkeyRepublik/bastien/basic-auth

Basic auth in the API
Fixed user pages
Change of resource name in API
API- email & password in params
Fixed session creation end-point and added specs