Added dul_hydra:ci task for Travis integration
Initial Travis-CI config file
Added dul_hydra:config task; dul_hydra:ci invokes it
Call Travis CI build task dependencies with before_script hooks
Copy log4r config with cp in Travis config
Copy fixity check log4r config and database config smaples
Added rake db:test:prepare to Travis before_script list; removed dul_hydra:config rake task
Added rake db:migrate to before_script list
copy sample test role map config file
Added email notification; copy solr.yml sample config
Added ruby 2.0.0
Updated branches filter