IPopt library added

Customized IPopt.java to load from dependency folders

HS071.java implemented, test successfull
JIPopt is now upgraded with 64-bit windows dependencies
studying matrices, jacobians, heisen
added notes
Fixed Reactions Redo inf bug...

If inf or infinity entered in numerical cell, then undo hit, then redo
hit, invalid entry was re-entered and error thrown. Now fixed.