Tags: CValsecchi/chython

action update.

wedge parsing fix.

sdf writer fixed.

fixed Reactor stereo. Now patch without stereo doesn't override match…

…ed molecule stereo.

fixed query atom attrs.

BIG SMILES UPDATE!

smiles generator now supports CXSMILES radicals extension.

format keys in reaction changed:
!C - skip CXSMILES fragments contract - removed!
!x - Disable CXSMILES extension - added.

to molecules added new format key:
!x - Disable CXSMILES extension.

query smarts now compatible with CXSMARTS.