Added support for Database table authentication.
Updates to enable on the fly registration and updates.
Merge branch 'development' of github.com:ecosur-sistemas-complejos/MultiGame-Engine into development
Revert "Merge branch 'development' of github.com:ecosur-sistemas-complejos/MultiGame-Engine into development"

This reverts commit d8aa2286ac3d3ac8b8425ae0185eec63c76cd29c, reversing
changes made to 198d225e4df71c05c180c814d18323254622329f.
Updates to registration.