Restructured source files and updated documentation

Renamed uwrappers to components

Moved components Bindings module to bindings

Created bindings wrappers module

Created topmost harmony module to contain bindings and
components modules; this allows for user to use
components and bindings as module names

Refactored bindings and renamed file extensions for C
source files

Implemented PulseAudio bindings

Renamed res -> resources, extern -> external