Test the plugin with Travis CI

Signed-off-by: Gergely Nagy <algernon@madhouse-project.org>

.gitignore

@@ -1,2 +1,4 @@
 .#*
 *~
+/hardware/
+/output/

.travis.yml

@@ -0,0 +1,18 @@
+language: cpp
+dist: trusty
+sudo: required
+os:
+  - linux
+before_install:
+  - pushd ..
+  - wget http://downloads.arduino.cc/arduino-1.6.11-linux64.tar.xz
+  - tar xf arduino-1.6.11-linux64.tar.xz
+  - popd
+install:
+  - git clone --recurse-submodules https://github.com/keyboardio/Arduino-Boards hardware/keyboardio/avr
+script:
+  - export DEFAULT_SKETCH=$(cd examples; basename *)
+  - export ARDUINO_PATH=$(pwd)/../arduino-1.6.11
+  - export BOARD_HARDWARE_PATH=$(pwd)/hardware
+  - export EXTRA_BUILDER_ARGS="-libraries ."
+  - hardware/keyboardio/avr/libraries/Kaleidoscope/tools/kaleidoscope-builder build

README.md

@@ -1,6 +1,9 @@
 # Kaleidoscope-Heatmap
 
-![status][st:experimental]
+![status][st:experimental] [![Build Status][travis:image]][travis:status]
+
+ [travis:image]: https://travis-ci.org/keyboardio/Kaleidoscope-Heatmap.svg?branch=master
+ [travis:status]: https://travis-ci.org/keyboardio/Kaleidoscope-Heatmap
 
  [st:stable]: https://img.shields.io/badge/stable-✔-black.png?style=flat&colorA=44cc11&colorB=494e52
  [st:broken]: https://img.shields.io/badge/broken-X-black.png?style=flat&colorA=e05d44&colorB=494e52