Fix typos

README.md

@@ -14,7 +14,7 @@ sudo dpkg -i gitlab-x.y.z.deb # this is the .deb you downloaded
 sudo gitlab-ctl reconfigure
 ```
-### Centos 6.5
+### CentOS 6.5
 ```
 sudo yum install openssh-server
@@ -56,7 +56,7 @@ Omnibus-gitlab uses four different directories.
 - `/opt/gitlab` holds application code for GitLab and its dependencies.
 - `/var/opt/gitlab` holds application data and configuration files that
-  `gitlab-ctl reconfigure` writes too.
+  `gitlab-ctl reconfigure` writes to.
 - `/etc/gitlab` holds configuration files for omnibus-gitlab. These are
   the only files that you should ever have to edit manually.
 - `/var/log/gitlab` contains all log data generated by components of