update readme

README.md

@@ -1,6 +1,5 @@
 git-vendor
 ==========
-
 A work in progress git command for managing golang vendor dependencies.
 
 `git-vendor` is a wrapper around `git-subtree` commands for checking out and updating vendored dependencies.
@@ -11,11 +10,12 @@ A work in progress git command for managing golang vendor dependencies.
 * `git vendor list` - list all current vendored dependencies, their source, and current vendored ref.
 * `git vendor update <dir> <ref>` - update a vendored dependency to `<ref>`.
 
+## Installation
 
-## Example
 
+## Example
+Checkout github.com/brettlangdon/forge@v0.1.6 under vendor/github.com/brettlangdon/forge
 ```
-$ # Checkout github.com/brettlangdon/forge@v0.1.6 under vendor/github.com/brettlangdon/forge
 $ git vendor add https://github.com/brettlangdon/forge v0.1.6
 git fetch https://github.com/brettlangdon/forge v0.1.6
 warning: no common commits
@@ -26,7 +26,10 @@ Resolving deltas: 100% (227/227), done.
 From https://github.com/brettlangdon/forge
  * tag               v0.1.6     -> FETCH_HEAD
 Added dir 'vendor/github.com/brettlangdon/forge'
-$ # List current vendored dependencies
+```
+
+List current vendored dependencies
+```
 $ git vendor list
 vendor/github.com/brettlangdon/forge
 	commit:	a7afbba3821d74c5b722c9195b954effa3d7420f
@@ -34,7 +37,10 @@ vendor/github.com/brettlangdon/forge
 	ref:	v0.1.6
 	repo:	https://github.com/brettlangdon/forge
 
-$ # Update existing dependency to a newer version
+```
+
+Update existing dependency to a newer version
+```
 $ git vendor update vendor/github.com/brettlangdon/forge v0.1.7
 warning: no common commits
 remote: Counting objects: 411, done.
@@ -48,7 +54,10 @@ Merge made by the 'recursive' strategy.
  vendor/github.com/brettlangdon/forge/scanner.go    | 4 ++++
  vendor/github.com/brettlangdon/forge/test.cfg      | 1 +
  3 files changed, 7 insertions(+)
-$ # List current vendored dependencies
+```
+
+List current vendored dependencies
+```
 $ git vendor list
 vendor/github.com/brettlangdon/forge
 	commit:	fcaa3c0cf3792fe3ad724c43d6db75f06fc5ecd5