extends BoxImage to have a link attribute that defines if and where the displayed image links to
improves performance for all objects (suggested by OEW)
simplifies attribute migration generation and adds tests
adds info rake tasks to get a quick overview of attributes and obj_classes for a given workspace
separates dashboard assets from application assets
update rails to version 3.2.12
bugfix: assets are already precompiled, shared assets should only be prepended to the "before_migrate.rb" file
bump version to 0.0.3
Merge branch 'release/20130213-release' into develop

* release/20130213-release:
  bump version to 0.0.3
updates README to reflect the need of a deploy.yml file
updates version to 0.0.4
Merge branch 'release/20130213-release-2' into develop

* release/20130213-release-2:
  updates version to 0.0.4
Merge branch 'develop' into feature/google_maps