Create a new #include "Support/..." directory structure to move things
from "llvm/Support/..." that are not llvm dependant.

Move files and fix #includes

llvm-svn: 1400
diff --git a/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp b/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
index 538e39a..2f0ee41 100644
--- a/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
+++ b/llvm/lib/ExecutionEngine/Interpreter/Execution.cpp
@@ -26,7 +26,7 @@
 
 
 #ifdef PROFILE_STRUCTURE_FIELDS
-#include "llvm/Support/CommandLine.h"
+#include "Support/CommandLine.h"
 static cl::Flag ProfileStructureFields("profilestructfields", 
                                        "Profile Structure Field Accesses");
 #include <map>