PGSet added.
jquery and bootstrap now local not from web.
bootstrap glyphicons not from web.
PGTile constructor can take a name too.
PGHand requires PGTile, checks params.
PGHand takes names as params.
PGSet takes tiles and tile names as params.
spelling in comment
PGTIle takes PGTile as param, returns it.
PGSet, PGHand return arg if it's already the right type.
de-lint.
PGStrategy added, some tests.
PGStrategy require differences, moving toward object.
New require pattern.
PGTile.toString added
PGTile.isTeenOrDay added.
PGTile.numericVal added.
PGHand convenience functions.
PGSet sumAndDiff added.
PGStrategy handles only-way correctly.