From d4ddbcea96d14c3240b48594f46c88c614b11580 Mon Sep 17 00:00:00 2001
From: Nick Craig-Wood <nick@craig-wood.com>
Date: Sat, 19 Nov 2016 10:09:50 +0000
Subject: [PATCH] Notes on the vendor directory

---
 CONTRIBUTING.md | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 19350827f..16756db73 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -52,7 +52,10 @@ Note the top level Makefile targets
   * make test
 
 Both of these will be run by Travis when you make a pull request but
-you can do this yourself locally too.
+you can do this yourself locally too.  These require some extra go
+packages which you can install with
+
+  * make build_dep
 
 Make sure you
 
@@ -119,6 +122,15 @@ contribution.
   * make test
   * make tag
 
+## Updating the vendor dirctory ##
+
+Do these commands to update the entire build directory to the latest
+version of all the dependencies.  This should be done early in the
+release cycle.  Individual dependencies can be added with `godep get`.
+
+  * make build_dep
+  * make update
+  
 ## Writing a new backend ##
 
 Choose a name.  The docs here will use `remote` as an example.