prepare for right mouse button context menu
content menu event test
added Grunt task for
crunching all css and js into one file
converting to unix file format
Merge branch 'master' into devel

Conflicts:
	js/czemaco.js
fixed problems with diacritics
small linting fixes

Conflicts:
	js/czemaco.js
merged waymarked trails layesrs from master
Merge commit '2c6435a3b101e3a479e6090a2f81f6d31d2bed3f'
chaos