- put EDuke frontend source into a namespace.

This commit does not work yet!

source/build/src/common.cpp

@@ -10,6 +10,8 @@
 
 #include "vfs.h"
 
+GrowArray<char*> g_defModules;
+
 void PrintBuildInfo(void)
 {
     buildprint(
@@ -70,8 +72,6 @@ void clearDefNamePtr(void)
     // g_defNamePtr assumed to be assigned to right after
 }
 
-GrowArray<char *> g_defModules;
-
 #ifdef HAVE_CLIPSHAPE_FEATURE
 GrowArray<char *> g_clipMapFiles;
 #endif