K-Nunmpad17 (#7708)

* Initial commit for K-Nunmpad

* Changed layoutname

Corrected the files according to drashnas suggestions.
* Some names have been changed
* Some code thats not been used has been removed

* Fixed rules.mk

When adding the commnity layout, tapdancing broke. This was fixed with
rules.mk was changed in the k-numpad and karlssn keymap.

* Cleanup according fauxpark

Cleaned up the readme.md and the rules.mk according to feedback from
fauxpark.

keyboards/handwired/k_numpad17/rules.mk

@@ -0,0 +1,31 @@
+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+#   Teensy       halfkay
+#   Pro Micro    caterina
+#   Atmel DFU    atmel-dfu
+#   LUFA DFU     lufa-dfu
+#   QMK DFU      qmk-dfu
+#   ATmega32A    bootloadHID
+#   ATmega328P   USBasp
+BOOTLOADER = caterina
+
+# Build Options
+#   comment out to disable the options.
+#
+BOOTMAGIC_ENABLE = lite	# Key at 0,0 makes the keyboard go into bootloader
+MOUSEKEY_ENABLE = no	# Mouse keys
+EXTRAKEY_ENABLE = yes	# Audio control and System control
+CONSOLE_ENABLE = yes	# Console for debug
+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 
+BACKLIGHT_ENABLE = no  # Enable keyboard backlight functionality 
+MIDI_ENABLE = no 		# MIDI controls
+AUDIO_ENABLE = no
+UNICODE_ENABLE = no 		# Unicode
+BLUETOOTH_ENABLE = no # Enable Bluetooth with the Adafruit EZ-Key HID
+TAP_DANCE_ENABLE = no
+
+LAYOUTS = numpad_5x4