Fixing first time experience to be simpler, friendlier and up to date

Merge branch 'feature_angular_material'

* feature_angular_material:
  update gulp, remove extra css files
  use debug module
  update social buttons
  user package with material design
  added footer
  material for system package
  adds angular-material support

Merge pull request linnovate#1273 from rjVapes/fixes/passport-redirect

Update for Angular 1.4, fixes linnovate#1262

Fixing tests currently by commenting out the one role assertion - the…

… wierd thing is that the default user has both authenticaed and anonymous roles - we should research if this is legit

color

bumped version

Update package.json

Added the grunt dependencies to fix the build - will remove them soon…

… and focus on gulp - this is a nightmare to maintain

Merge pull request linnovate#973 from AlmogBaku/mean-grunt-rename

change to use grunt-hook instead (npm package renamed)

Default to aggrgate:false in development env