libpt

libpt is used at run time in 4 crates.

Number of dependers	libpt version	Downloads/month
2	0.5.1	420
2	0.3.11	34

Depender (with downloads and own rev deps)			libpt version
500		numf		^0.5.1
120		hedu		^0.5.1
		autocrate		^0.3.11
		netpong		^0.3.11