Solver names set on load and by OK Button...

on Set Up Solvers dialog.
a little bit of cleanup, removed statics in SolverSetUpDialog
Renamed Set Up Solvers to Select Solvers...

added keyboard shortcuts to combo box labels.
Added javadocs for ConfigProperties.java
QuadraticIPoptSolver is now an available optimizer
patched a fatal bug in GLPK invoked only by Eflux-2