templates.py: disable C4100 warnings for headers created by this file + move <map> inclusion to .cpp as it's not needed in .h + use spaces instead of tabs consistently for these files as seems to be the convention.

src/ifcparse/Ifc4.h

@@ -29,7 +29,6 @@
 
 #include <string>
 #include <vector>
-#include <map>
 
 #include <boost/optional.hpp>
 
@@ -37,6 +36,11 @@
 #include "../ifcparse/IfcException.h"
 #include "../ifcparse/Ifc4enum.h"
 
+#ifdef _MSC_VER
+#pragma warning(push)
+#pragma warning(disable : 4100)
+#endif
+
 #define IfcSchema Ifc4
 
 namespace Ifc4 {
@@ -55147,4 +55151,8 @@ void InitStringMap();
 IfcUtil::IfcBaseClass* SchemaEntity(IfcAbstractEntity* e = 0);
 }
 
+#ifdef _MSC_VER
+#pragma warning(pop)
+#endif
+
 #endif