update readme

README.md

@@ -11,13 +11,14 @@ A work in progress git command for managing golang vendor dependencies.
 * `git vendor update <dir> <ref>` - update a vendored dependency to `<ref>`.
 
 ## Installation
-```
+```bash
 (wget -O /usr/local/bin/git-vendor https://raw.githubusercontent.com/brettlangdon/git-vendor/master/git-vendor && chmod +x /usr/local/bin/git-vendor)
 ```
 
 ## Example
-Checkout `github.com/brettlangdon/forge@v0.1.6` under `vendor/github.com/brettlangdon/forge`
-```
+
+```bash
+$ # 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
@@ -28,10 +29,7 @@ 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
@@ -39,10 +37,7 @@ 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.
@@ -56,10 +51,7 @@ 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