Add user and image api

add user model
add user controller
add image model
add image controller
Merge branch 'feature_user_image' into dev
Enhance gitignore
Add bcrypt dependency, working auth system
Merge branch 'feature_simpleAuthPolicy' into dev
Add test for auth-controller
Add jasmine-node dependency, configure package.json
Merge branch 'feature_initTestingEnv' into dev
Update dependencies
Add logout functionality and successfully test authentification
Enhance testing environment
- Add Apiary and Dredd
- Build workaround for including apiary.apib from another repository
- Grunt tasks for reseting and seeding the database
- Add correct status codes for Auth-controller
Try to fix error due to wrong installation of grunt
Add comments and descriptions to seed.js
Raise version number to 0.0.1; 0.0.0 is probably just for initialisation
Enhance .gitignore
Switch to POST for sending user credentials
Repair grunt-task
Add signup controller

add signup function
Added controllers and models for alum, gallery, user
Merge branch 'dev' of https://github.com/Photress/PhotressOnSails into dev