added some songs, corrected bars4.awk
Merge branch 'master' of https://github.com/smeighan/xLights
Merge branch 'master' of https://github.com/smeighan/xLights
3.3.0

we are now using wxwidgets 3.0.0
Merge branch 'master' of https://github.com/smeighan/xLights