commenting
added extra_dist (_relation.h, _thread.h)
added relation_clear()
added tests.env
fixed missing relation clear in led_tile_dup() (using the parent relation must lead to bugs)
thread flags
threading
Merge branch 'master' of file:///media/GT-5830/code/niftyled
indentation
moved util mdoules into util subdir
merge
solve conflict
added .indent.pro