Changed code to python3, add README.md

README.md

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+# Clocky
+
+A minimal, Raspberry Pi based, music playing alarmclock.
+
+## Getting Started
+
+
+
+### Prerequisites
+
+Clocky is build with python 3 and is using the following libraries:
+
+	[RPi.GPIO](http://sourceforge.net/projects/raspberry-gpio-python/) - handling hardware I/O for the buttons and 7-segment display
+	[Luma.LED_Matrix](https://github.com/rm-hull/luma.led_matrix) - for driving the matrix display
+	[Pygame](https://www.pygame.org/) - for playing audio
+
+
+Needed to install before running Clocky:
+
+```
+sudo apt-get update
+sudo apt-get upgrade
+sudo apt-get install python3-pip3
+sudo apt-get install build-essential python-dev python-pip libfreetype6-dev libjpeg-dev libopenjp2-7 libtiff5
+
+pip3 install RPI.GPIO
+pip3 install luma.led_matrix
+pip3 install pygame
+```
+
+### Installing
+
+A step by step series of examples that tell you how to get a development env running
+
+Say what the step will be
+
+```
+Give the example
+```
+
+### Hardware
+
+Overview of used hardware:
+
+	[Raspberry Pi Zero-W](https://www.raspberrypi.org/products/raspberry-pi-zero-w/)
+	max7219 4*8*8 LED Matrix module
+	tm1637 4*7-Segment dispplay	
+