add children primitive, and refactor control.cc a little
add children primitive, and refactor control.cc a little
Merge branch 'children' of https://github.com/vicnet/openscad into children
add children primitive, and refactor control.cc a little
use explicit Value::RangeType for clarity
allow one number parameter on children(): select this child only
add vector parameter to children()
factorize Value::RangeType method
remove compliation warnings
add range on children()
factorize Value::RangeType calculation and correct error
merge from origin
add children tests
Merge branch 'children' of git://github.com/vicnet/openscad into vicnet-children

Conflicts:
	tests/CMakeLists.txt