Rename headers: 'clang/GR' 'clang/EntoSA' and
update Makefile.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@122493 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Makefile b/lib/Makefile
index 6509fd5..300b9ea 100755
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -9,7 +9,7 @@
 CLANG_LEVEL := ..
 
 PARALLEL_DIRS = Headers Basic Lex Parse AST Sema CodeGen Analysis \
-                GR Rewrite Serialization Frontend FrontendTool Index Driver
+                EntoSA Rewrite Serialization Frontend FrontendTool Index Driver
 
 include $(CLANG_LEVEL)/Makefile