Merge pull request #426 from hezhizhen/patch-4

Remove trailing spaces inside codes

README.md

@@ -217,13 +217,13 @@ I'm using Github's special markdown flavor, including tasks lists to check progr
 
     Mark all boxes with X after you completed your changes
 
-`git add . `
+`git add .`
 
-`git commit -m "Marked x" `
+`git commit -m "Marked x"`
 
-`git rebase jwasham/master `
+`git rebase jwasham/master`
 
-`git push --force `
+`git push --force`
 
 [More about Github-flavored markdown](https://guides.github.com/features/mastering-markdown/#GitHub-flavored-markdown)