Added freeldr and hal from PPC branch, along with needed headers and

build changes.

Next ntoskrnl and add ppc dir under libcntptr, which didn't exist when I 
forked.

svn path=/trunk/; revision=28793

reactos/tools/rbuild/bootstrap.cpp

@@ -68,6 +68,7 @@ Bootstrap::IsSupportedModuleType ( ModuleType type )
 		case Alias:
 		case IdlHeader:
 		case EmbeddedTypeLib:
+		case ElfExecutable:
 			return false;
 	}
 	throw InvalidOperationException ( __FILE__,