Added missing .cvsignore file.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@3044 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/coregrind/linux/.cvsignore b/coregrind/linux/.cvsignore
new file mode 100644
index 0000000..3dda729
--- /dev/null
+++ b/coregrind/linux/.cvsignore
@@ -0,0 +1,2 @@
+Makefile.in
+Makefile