From 4b4164a283544e9764c85b484d566e8bf4578fc3 Mon Sep 17 00:00:00 2001
From: Alexey Palazhchenko <alexey.palazhchenko@gmail.com>
Date: Mon, 11 Jul 2016 11:26:22 +0300
Subject: [PATCH 1/2] Add install instructions.

---
 README.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/README.md b/README.md
index 6ea6422e..273db3c9 100644
--- a/README.md
+++ b/README.md
@@ -2,6 +2,8 @@
 
 Package errors provides simple error handling primitives.
 
+`go get github.com/pkg/errors`
+
 The traditional error handling idiom in Go is roughly akin to
 ```go
 if err != nil {

From c1626d89411231bea2d90643c7f8a5bd0846c0f5 Mon Sep 17 00:00:00 2001
From: Alexey Palazhchenko <alexey.palazhchenko@gmail.com>
Date: Mon, 11 Jul 2016 11:33:49 +0300
Subject: [PATCH 2/2] Document that causer and stackTracer are stable.

---
 errors.go | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/errors.go b/errors.go
index 6c45c8dc..71f14315 100644
--- a/errors.go
+++ b/errors.go
@@ -28,7 +28,7 @@
 // to reverse the operation of errors.Wrap to retrieve the original error
 // for inspection. Any error value which implements this interface
 //
-//     type Causer interface {
+//     type causer interface {
 //             Cause() error
 //     }
 //
@@ -43,6 +43,9 @@
 //             // unknown error
 //     }
 //
+// causer interface is not exported by this package, but is considered a part
+// of stable public API.
+//
 // Formatted printing of errors
 //
 // All error values returned from this package implement fmt.Formatter and can
@@ -77,6 +80,9 @@
 //             }
 //     }
 //
+// stackTracer interface is not exported by this package, but is considered a part
+// of stable public API.
+//
 // See the documentation for Frame.Format for more details.
 package errors
 
@@ -191,7 +197,7 @@ func Wrapf(err error, format string, args ...interface{}) error {
 // An error value has a cause if it implements the following
 // interface:
 //
-//     type Causer interface {
+//     type causer interface {
 //            Cause() error
 //     }
 //