Merge branch 'precompiled_header_proposal' of git://github.com/tuttleofx/sconsProject into precompiled_header_proposal

Author: edubois

compiler/gcc.py

@@ -29,6 +29,7 @@ def version( bin = ccBin ):
 
 CC['define']   = '-D'
 
+CC['bigobj'] = ''
 CC['multithreadedlib'] = ''
 CC['singlethreadedlib'] = ''
 

compiler/visual.py

@@ -12,6 +12,7 @@
 
 CC['multithreadedlib'] = '/MD'
 CC['singlethreadedlib'] = '/ML'
+CC['bigobj'] = '/bigobj'
 
 CC['optimize']   =['/O2','/Ox','/GA','/GL']
 CC['nooptimize'] =['/Od']