* Added QMK Config for Sentraq Number Pad keyboard.
* Sentraq Number Pad documentation cleanup.
* mend
* Added json for configurator.
* Small documentation tweaks.
* Updated the layouts to use the default layouts that match.
* Uncommended user level functions in keymap, left custom keycode/macro code commented but documented why.
* Switched to #pragma once from #ifndef structure in header file.
* Moved Sentraq number pad to sentraq creator directory.
* Renamed sentraq_number_pad to number_pad now that it's nested in the sentraq directory.
* Updated references inside the files for the keyboard rename and nesting.
