Updated for development tracking version 0.0.1a.
Refactored in prep for definition of the various connection types.
Added config_lock decorator.
Added the four basic types of connections, and the basic registration. Still need more code coverage and extend the unit tests.
Extended configuration registration testing for default connections.
Enhanced support for the retrival of regitered connection types.
Add startup and shutdown hooks.
Merge branch 'feature/0.0.1a' into develop