* Add support for > 170 leds. These are send as multiple packets
Change default latchtime to be smaller
* code cleanup
* more code tidying
added *.swp to gitignore
* fixed OS X compatibility
* adding OS X travis test
* ignoring autogenerated files
* adding OS X travis test
* fixed os x building
* fixed os x building
* reduced ignore file
* v4l osx issue fixed
* improved qt5 detection
* disabled cleaning of child threads on os x for the time being
* fixed avahi on OS X