am a521a37d: Merge "mgrep: add output to environment commands"

* commit 'a521a37da9214ecc6400b7caf00b76869b1dc741':
  mgrep: add output to environment commands
diff --git a/envsetup.sh b/envsetup.sh
index 65a536e..62802df 100644
--- a/envsetup.sh
+++ b/envsetup.sh
@@ -15,6 +15,7 @@
 - jgrep:   Greps on all local Java files.
 - resgrep: Greps on all local res/*.xml files.
 - mangrep: Greps on all local AndroidManifest.xml files.
+- mgrep:   Greps on all local Makefiles files.
 - sepgrep: Greps on all local sepolicy files.
 - sgrep:   Greps on all local source files.
 - godir:   Go to the directory containing a file.