Fix title

Author: JannisBush

README.md

@@ -1,4 +1,4 @@
-# Head(ers) Up! Detecting Security Header Inconsistencies in Browsers
+# Head(er)s Up! Detecting Security Header Inconsistencies in Browsers
 
 This repository contains all code for our paper `Head(ers) Up! Detecting Security Header Inconsistencies in Browsers`.
 
@@ -41,4 +41,4 @@ Our modified version of the wptserve HTTP server implementation can be found in
     - `certs/`: Put your certs here to enable testing of HTTPS
     - `crawler/`:  Intent (Android), Selenium (Mac + Ubuntu), and Browser Page Runner (iOS) test runners + utils
 - `tools/`: Contains modified `wptserve`
-- Other directories are used by `wptserve` internally but are not modified
+- Other directories are used by `wptserve` internally but are not modified