Fixed minor error in readme

jamesshore · jamesshore · commit fe4d4948085d · 2013-09-30T11:11:59.000-07:00
'git clean -fdx' only erases untracked files. It doesn't erase
all changes (as incorrectly stated in one place).
diff --git a/readme.md b/readme.md
@@ -16,7 +16,7 @@ Before building or running for the first time:
 3. Clone source repository: `git clone https://github.com/jamesshore/lets_code_javascript.git`
 4. All commands must run from root of repository: `cd lets_code_javascript`
 
-*Note:* If you update the repository (with `git pull` or similar), be sure to erase generated files with `git clean -fdx` afterwards. (Note that this will erase any changes you've made, so be sure to check in what you want to keep first.)
+*Note:* If you update the repository (with `git pull` or similar), be sure to erase generated files with `git clean -fdx` afterwards. (Note that this will erase any files you've added, so be sure to check in what you want to keep first.)
 
 To build and test:
 ------------------
@@ -56,4 +56,4 @@ To deploy:
 
 1. Run `./jake.sh deploy` (Unix/Mac) or `jake deploy` (Windows)
 
-*Note:* The master and integration branches are not guaranteed to deploy successfully. The last known-good deploy was commit eccf8da793aef7871ab1fcc104b7f64d79986681. We'll establish better deployment practices in a future chapter of the screencast.
+*Note:* The master and integration branches are not guaranteed to deploy successfully. The last known-good deploy was commit eccf8da793aef7871ab1fcc104b7f64d79986681. We'll establish better deployment practices in a future chapter of the screencast.
