Using maxcdn npm for popularfiles.
Merge pull request #286 from XhmikosR/develop

Update dependencies to their latest versions.
Merge branch 'develop' into feature/maxcdn

Conflicts:
	package.json
Adding log message on cached load and save.
Merge pull request #289 from MaxCDN/feature/maxcdn

Updating popularfiles to use node-maxcdn module.
updated bootswatch to 3.1.0
update config
Merge pull request #291 from MaxCDN/bootswatch-3.1.0

Bootswatch 3.1.0
Add `dropdown-menu-right` in dropdown menu.

Thanks @mdo for the tip!

Fixes #294.