Merge pull request #104 from castrojo/master

 Add release information for new series, trusty.
added link to mysql
Update authors-charm-interfaces.md
Update authors-charm-metadata.md

Charm Store link added
Merge pull request #105 from tyloch/patch-2

Update authors-charm-metadata.md
added extra config options for MAAS
Update howto.md
added items to the howto list
Update howto-privatecloud.md

Fix URLs used for the location of standard image metadata.
Merge pull request #108 from wallyworld/master

Update howto-privatecloud.md