Micael Oliveira requested to merge remove_dead_code into develop Apr 01, 2019

Description

Clean-up of unused code:

Deleted many unused functions and subroutines.
Deleted unused variables.
Deleted several unused components of derived types.
Updated the use module statements.

News snippet

Cleaned-up of unused code.

Checklist

I have checked that my code follows the Octopus coding standards
I have added tests for all the new features added in this request.