[Keyboard] Added 3d printable, handwired numpad by tritiumfusion (#6125)

* Added tritium_numpad

Adding tritium numpad handwired 6x4 numpad design from thingiverse
user tritiumfusion.

* Updated readme with more tritiumfusion information

* Changed spacing in readme

* Changed blu keymap

* Update keyboards/handwired/tritium_numpad/config.h

Co-Authored-By: Drashna Jaelre <drashna@live.com>

* Update keyboards/handwired/tritium_numpad/config.h

Co-Authored-By: Drashna Jaelre <drashna@live.com>

* Update keyboards/handwired/tritium_numpad/config.h

Co-Authored-By: Drashna Jaelre <drashna@live.com>

* Update keyboards/handwired/tritium_numpad/keymaps/max/keymap.c

Co-Authored-By: Drashna Jaelre <drashna@live.com>

* Update keyboards/handwired/tritium_numpad/tritium_numpad.h

Co-Authored-By: Drashna Jaelre <drashna@live.com>

* Update keyboards/handwired/tritium_numpad/tritium_numpad.h

Co-Authored-By: Drashna Jaelre <drashna@live.com>

* Update keyboards/handwired/tritium_numpad/tritium_numpad.h

Co-Authored-By: Drashna Jaelre <drashna@live.com>

* Update keyboards/handwired/tritium_numpad/keymaps/ortho_left/keymap.c

Co-Authored-By: Drashna Jaelre <drashna@live.com>

* Update keyboards/handwired/tritium_numpad/keymaps/ortho_right/keymap.c

Co-Authored-By: Drashna Jaelre <drashna@live.com>

* Update keyboards/handwired/tritium_numpad/rules.mk

Co-Authored-By: fauxpark <fauxpark@gmail.com>

* Update keyboards/handwired/tritium_numpad/rules.mk

Co-Authored-By: fauxpark <fauxpark@gmail.com>

* Update keyboards/handwired/tritium_numpad/readme.md

Co-Authored-By: fauxpark <fauxpark@gmail.com>

* Removed action_function(), function_id, and MODS_CTRL_MASK

* Reformatted keymaps so that they look nicer.  Removed hackey backslashes that were there for no reason whatsoever.

* Update keyboards/handwired/tritium_numpad/readme.md

Co-Authored-By: fauxpark <fauxpark@gmail.com>

* Removed more backslashes

* Added bootmagic to tritium_numpad

keyboards/handwired/tritium_numpad/rules.mk

@@ -0,0 +1,61 @@
+# MCU name
+MCU = atmega32u4
+
+# Processor frequency.
+#     This will define a symbol, F_CPU, in all source code files equal to the
+#     processor frequency in Hz. You can then use this symbol in your source code to
+#     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
+#     automatically to create a 32-bit value in your source code.
+#
+#     This will be an integer division of F_USB below, as it is sourced by
+#     F_USB after it has run through any CPU prescalers. Note that this value
+#     does not *change* the processor frequency - it should merely be updated to
+#     reflect the processor speed set externally so that the code can use accurate
+#     software delays.
+F_CPU = 16000000
+
+#
+# LUFA specific
+#
+# Target architecture (see library "Board Types" documentation).
+ARCH = AVR8
+
+# Input clock frequency.
+#     This will define a symbol, F_USB, in all source code files equal to the
+#     input clock frequency (before any prescaling is performed) in Hz. This value may
+#     differ from F_CPU if prescaling is used on the latter, and is required as the
+#     raw input clock is fed directly to the PLL sections of the AVR for high speed
+#     clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
+#     at the end, this will be done automatically to create a 32-bit value in your
+#     source code.
+#
+#     If no clock division is performed on the input clock inside the AVR (via the
+#     CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
+F_USB = $(F_CPU)
+
+# Bootloader
+#     This definition is optional, and if your keyboard supports multiple bootloaders of
+#     different sizes, comment this out, and the correct address will be loaded
+#     automatically (+60). See bootloader.mk for all options.
+BOOTLOADER = caterina
+
+# Interrupt driven control endpoint task(+60)
+OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
+
+# Build Options
+#   comment out to disable the options.
+#
+BOOTMAGIC_ENABLE = lite	# Key at 0,0 makes the keyboard go into bootloader(+1000)
+MOUSEKEY_ENABLE = no	# Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes	# Audio control and System control(+450)
+CONSOLE_ENABLE = yes	# Console for debug(+400)
+COMMAND_ENABLE = yes    # Commands for debug and configuration
+NKRO_ENABLE = yes		# USB Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+RGBLIGHT_ENABLE = no   # Enable keyboard underlight functionality (+4870)
+BACKLIGHT_ENABLE = yes  # Enable keyboard backlight functionality (+1150)
+MIDI_ENABLE = no 		# MIDI controls
+AUDIO_ENABLE = no
+UNICODE_ENABLE = no 		# Unicode
+BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
+
+LAYOUTS = numpad_6x4 ortho_6x4 nontra_6x4