wmake: Added support for gcc-4.8.?

wmake/rules/linux64Gcc48/c

wmake/rules/linux64Gcc48/c++

wmake/rules/linux64Gcc48/c++Debug

wmake/rules/linux64Gcc48/c++Opt

wmake/rules/linux64Gcc48/c++Prof

wmake/rules/linux64Gcc48/cDebug

wmake/rules/linux64Gcc48/cOpt

wmake/rules/linux64Gcc48/cProf

wmake/rules/linux64Gcc48/general

wmake/rules/linux64Gcc48/mplibHPMPI

wmake/rules/linux64Gcc48/mplibINTELMPI

wmake/rules/linuxGcc48/c

wmake/rules/linuxGcc48/c++

wmake/rules/linuxGcc48/c++Debug

wmake/rules/linuxGcc48/c++Opt

wmake/rules/linuxGcc48/c++Prof

wmake/rules/linuxGcc48/cDebug

wmake/rules/linuxGcc48/cOpt

wmake/rules/linuxGcc48/cProf

wmake/rules/linuxGcc48/general