fixes for SUN PRO compiler

Common/CommandLine.cpp

Common/Main.cpp

Common/SmoothData.cpp

Geo/GEdgeLoop.cpp

Geo/GEntity.cpp

Geo/GModelIO_Geo.cpp

Geo/GModelIO_Mesh.cpp

Geo/MElement.cpp

Geo/MVertex.cpp

Geo/findLinks.cpp

Geo/gmshFace.cpp

Geo/gmshRegion.cpp

Mesh/Field.h

Mesh/Generator.cpp

Mesh/meshGEdge.cpp

Mesh/meshGFace.cpp

Mesh/meshGFaceBDS.cpp

Mesh/meshGRegion.cpp

Numeric/FunctionSpace.h