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

update mean-connect-mongo version

Merge branch 'adrianedworthy-articles-to-package'

* adrianedworthy-articles-to-package:
  linnovate#403 Convert articles into a package

making mean compatible with meanio 0.4.0 custom package system

update mean version and remove protection for backward compat

putting correct version in