Update admin tabs.
Fix, locale collision for inquiry type 'support'

Rails version: 3.2.12
Add spanish (es) locale
Add support for setting inquiry types in config interface
Get in sync with new approach to email settings in Spree 2.0.
Merge pull request #23 from rterbush/2-0-beta

Port to 2.0.0.beta
Merge pull request #22 from fzagarzazu/inquiry_types_settings

Add support for setting inquiry types in config interface
Merge pull request #21 from fzagarzazu/es_locale

Add spanish (es) locale
Merge pull request #20 from fzagarzazu/inquiry_type_locale_collision

Fix, locale collision for inquiry type 'support'