Removed set_fixture_loader api from default export list
Added get_dbmanager_api to the non default export list
Removed the parsing of @ARGV
The get_fixture_loader method now looks for environmental variables to
check for external database parameters
Removed the schema export group
Module to manage various environmental parameters that holds the
database parameters
Refactored bunch of methods
Added get set apis for dbmanager and fixture loader
Added two exports groups, got rid of default export
Changed the api for setting the type of fixuture loader
Altered all schema management tests to be compatible with Test::Chado
changes.
Removed testing for command line parameters
Added class attribute ignore_tc_env to force ignore TC_ environmental
variables
Changed all backend specific unit tests to use the new API from
Test::Chado
Fixed the issue with environmental variables particularly with Pg
backend testing
Updated the Postgresql guide showing the use of new environmental
variables
Updated travis.yml with the use of new environmental variables
Removed the env management library
Merge branch 'feature/parameters-api' into develop
Bumped major version number