replaced the idiomatic-but-opaque EXTTerm -names.count with -size
intermediate commit with a skeletal EXTSpectralSequence subclass for purely polynomial algebras
some meat added to the polynomial spectral sequence bones
skeletal tag class
added summation logic to the tag class
replace the scale function with something reasonable, store the default method to a comment in EXTLocation.h
reordered the demo code to avoid some circularity and just for general sanity
wrote a PolynomialSSeq class, now testing
worked out some wrinkles in -resizePolyClass