Ignore gitflow directory
Change parameters in the ellipsoid model according to information provided epsg repository
When inserting a new ellipsoid, check if provided data are sufficient
Add basic documentation
Set private what need to be currently private
Add documentation
Add EPSG field for registered ellipsoid
Create method in mongo middleware to retrieve collection from request context
Add unit models
Remove unused package
Create interface for all database objects
Add test
Merge branch 'feature/refactor_Crud' into develop