Merge pull request #120 from mbayfield/master

keystone error on blank date / date time  fields
Updating to require mongoose ~3.8.4, to allow for proper location field searching (to come)
Allowing Jade 1.x to be used with Keystone, will be required in a future release.
Fix the columns filter button position in development env
Date field cleanup (coding standards)
Updating packages
Implementing mongo setting defaults, see #124
Merge pull request #123 from mcauser/fix-list-columns-in-dev

Fix the columns filter button position in development env
Improving the text on the sign out page
Updating marked to 0.3.0
Fixing hard-to-debug errors in schemaPlugins when callbacks are omitted
Compatibility for location auto-improve w/ mongoose 3.8.2+
Merge branch 'master' of https://github.com/iulian-meghea/keystone into iulian-meghea-master
Merge branch 'iulian-meghea-master'