* started work on halfkeyboard
* update to keymap
* halfkey layouts complete for dvorak and qwerty
* added plover layout to halfkeyboard mapping
* fixed error in dvorak layout right hand
* fixed error in dvorak layout right hand, comments updated
* thing
* added minus and equals to normal layouts
* added minus and equals to normal layouts
* adde visualizer matching halfkeyboard mappings
* adde visualizer matching halfkeyboard mappings
* updated keymaps for mirror handedness functionality for all layers. Also added visualizer code for distinct color for each layer, and LCD text displaying the current layer.
* had a KC_TILD where should have had KC_GRAV
* its spelled KC_GRAVE
