Depecrate Georgia.header to Georgia.navigation
Add indexer module and solr_adapter
Tests for Georgia attributes
Initial tests for indexer
Fixes georgia initializer template
Only test deprecation
Adds Solr indexer for Georgia::Page in rudimental fashion
Adds Solr indexer for messages
Add tire gem to development
Delegate .search to Georgia::Indexer::Adapter
Removes dependency on sunspot
Adds ckeditor asset adapters
Deletes indexable concern
Indexes tags only if Sunspot is present
Fixes Georgia::Indexer and Adapter structure
Fixes messages tire indexing
Deletes upgrade generator
Moves admin user seed to rake task
Adds config.indexer to initializer and fixes install generator not to add gems
Adapted README to markdown syntax