Merge pull request #12 from llh1/development

Add index on gel_uuid column in gel_images table
Add filename
Add filename column in the gel_images table
Fix specs for filename
Bump version
Merge pull request #13 from llh1/62296558_add_image_filename

62296558 add image filename
Use audit tables
Default database config
Bump version
Merge branch 'development' of github.com:llh1/lims-quality-app into development