added files for CI
added database setup to CI setup
moved testing setup to separate branch due to database setup differences
removed 2.0-specific syntax.  Explicitly specified encodings for database and for export.
filled out fixtures for remaining models
added oligo tests
added remaining model tests
added additional searching tests to other controllers
added CI config file
implementing full database yaml export
corrected yaml export
whole database yaml import and export implemented
Added CSV export and import.
Fixed issue with csv import of nil entries.  Closes #9.