wmake: Added support for gcc-4.8.?

etc/config/settings.csh

@@ -224,6 +224,13 @@ case ThirdParty:
         set mpfr_version=mpfr-3.1.0
         set mpc_version=mpc-0.9
         breaksw
+    case Gcc48:
+    case Gcc48++0x:
+        set gcc_version=gcc-4.8.0
+        set gmp_version=gmp-5.0.4
+        set mpfr_version=mpfr-3.1.0
+        set mpc_version=mpc-0.9
+        breaksw
     case Gcc47:
     case Gcc47++0x:
         set gcc_version=gcc-4.7.2

etc/config/settings.sh

@@ -246,6 +246,12 @@ OpenFOAM | ThirdParty)
         mpfr_version=mpfr-3.1.0
         mpc_version=mpc-0.9
         ;;
+    Gcc48 | Gcc48++0x)
+        gcc_version=gcc-4.8.0
+        gmp_version=gmp-5.0.4
+        mpfr_version=mpfr-3.1.0
+        mpc_version=mpc-0.9
+        ;;
     Gcc47 | Gcc47++0x)
         gcc_version=gcc-4.7.2
         gmp_version=gmp-5.0.4