Merge pull request #8 from llh1/uat

Merge from dev 0.4.0 and fix for uat lims-core/api
Transferring blueprint from apiary.io
Validate if the image is base64 encoded
Fix and add specs for validating the image is base64 encoded
Bump version
Merge pull request #10 from llh1/62224094_check_if_the_image_is_base64_encoded

62224094 check if the image is base64 encoded
Transferring blueprint from apiary.io
Fix + caracter in the regex, we want to match the actual caracter +
Bump version
Merge pull request #11 from llh1/62224094_check_if_the_image_is_base64_encoded

62224094 check if the image is base64 encoded
Add index on gel_uuid column in gel_images
Bump version
Merge branch 'development' of github.com:llh1/lims-quality-app into development
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
Merge from development 0.7.0