Send mail via Mandrill

Cribbed directly from the 'development' config

The word Mandrill has now become meaningless on ODI Mandrill Thursday
Merge pull request #16 from theodi/feature-64-asset-metadata

Asset metadata
Fix form help position

Forgot to commit something.
Merge pull request #18 from theodi/metadata-bugfixes

Metadata bugfixes
Make this a configurable thing
Merge pull request #17 from theodi/feature-mandrill-the-mandrills

Feature mandrill the mandrills
Handle nil spatial field
update odi_content_models to handle nil asset
Merge pull request #19 from theodi/fix-nil-asset-errors

Fix nil asset errors
Bump odi_content_models version
Add new fields
Use form-horizontal in the title-etc partial

Because nicer
Fix prepended text field styling
Merge pull request #21 from theodi/feature-add-new-person-fields

Add new Person fields
Bump odi_content_models version
Add datepicker gem
Add views for timed item
Wrap strftime in `try`

We get errors when `end_date` is blank
Bump content models version
Add article templates