* add documentation
* backup
* first pass at 5-rings working
* add a static method to initialize an empty parameter object
* expose static method to python
* additional testing
* support the single bond adjustments
* cleanup
* preserve the symbol used in the query from a CTAB
* support the way the MDL code adjusts five-ring aromaticity in query rings
* in-code documentation
* while we're at it, cleanup the way Q and A atoms are handled in the v3k parser
* changes in response to review
* make this C++14 again.
* change in response to review