better use of templates for balance classes * aepbalance.h, aepbalance.cc: New files generated from base-aepbal.h, CmplxAEPBAL.cc, CmplxAEPBAL.h, dbleAEPBAL.cc, dbleAEPBAL.h, fCmplxAEPBAL.cc, fCmplxAEPBAL.h, floatAEPBAL.cc, and floatAEPBAL.h and making them templates. * gepbalance.h, gepbalance.cc: New files generate from CmplxGEPBAL.cc, CmplxGEPBAL.h, dbleGEPBAL.cc, dbleGEPBAL.h, fCmplxGEPBAL.cc, fCmplxGEPBAL.h, floatGEPBAL.cc, and floatGEPBAL.h and making them templates. * liboctave/numeric/module.mk: Update. * balance.cc, CMatrix.h, dMatrix.h, fCMatrix.h, fMatrix.h, mx-defs.h, mx-ext.h: Use new classes.

gnulib-hg = gnulib-hg