Added mongoose-validator
Added server-side Product validation
Added "Create Product" form
Added Edit and Create product screens

Some refactoring
User model modified, added validation
Added pagination to Product model
Fixed typo
Added mock data for faster testing
Typo fixed
New index file after grunt build
Added destroyBulk method to Product
Deleted unnecessary files
Added product list directive
Deleted unnecessary route
Deleted unnecessary code
Deleted unnecessary code
Changed classes of Login and Register buttons
Finished settings controller
Finished setting view
Added form validation to Sign Up page