Add forward declarations.

--- fasthenry-3.0/src/fasthenry/sparse/spFactor.c.orig	2015-07-22 10:37:04.934043468 +0200
+++ fasthenry-3.0/src/fasthenry/sparse/spFactor.c	2015-07-22 12:52:55.515636802 +0200
@@ -105,7 +105,29 @@
 #include "spDefs.h"
 
 
-
+static int FactorComplexMatrix( MatrixPtr );
+static CreateInternalVectors( MatrixPtr );
+static CountMarkowitz( MatrixPtr, register RealVector, int );
+static MarkowitzProducts( MatrixPtr, int );
+static ElementPtr SearchForPivot( MatrixPtr, int, int );
+static ElementPtr SearchForSingleton( MatrixPtr, int );
+static ElementPtr QuicklySearchDiagonal( MatrixPtr, int );
+static ElementPtr SearchDiagonal( MatrixPtr, register int );
+static ElementPtr SearchEntireMatrix( MatrixPtr, int );
+static RealNumber FindLargestInCol( register  ElementPtr );
+static RealNumber FindBiggestInColExclude( MatrixPtr, register  ElementPtr,
+                                           register  int );
+static ExchangeRowsAndCols( MatrixPtr, ElementPtr, register int );
+static ExchangeColElements( MatrixPtr, int, register  ElementPtr,
+                            int, register  ElementPtr, int );
+static ExchangeRowElements( MatrixPtr, int, register ElementPtr,
+                            int, register ElementPtr, int );
+static RealRowColElimination( MatrixPtr, register  ElementPtr );
+static ComplexRowColElimination( MatrixPtr, register  ElementPtr );
+static UpdateMarkowitzNumbers( MatrixPtr, ElementPtr );
+static ElementPtr CreateFillin( MatrixPtr, register int, int );
+static int MatrixIsSingular( MatrixPtr, int );
+static int ZeroPivot( MatrixPtr, int );