gitignore: Remove redundant lines

.gitignore

@@ -48,42 +48,28 @@ Chrome.pem
 /deprecated
 
 /Chrome/*.js
+!/Chrome/background.js
 /Chrome/core/*
 /Chrome/modules/*
 /Chrome/vendor/*
-/Chrome/*.css
-/Chrome/*.html
-!/Chrome/background.js
 /OperaBlink/*.js
-/OperaBlink/*.html
+!/OperaBlink/background.js
 /OperaBlink/core/*
 /OperaBlink/modules/*
 /OperaBlink/vendor/*
-/OperaBlink/*.css
-!/OperaBlink/background.js
 /RES.safariextension/*.js
 /RES.safariextension/core/*
 /RES.safariextension/modules/*
 /RES.safariextension/vendor/*
-/RES.safariextension/*.css
-/RES.safariextension/*.html
 /Opera/*.js
 !/Opera/opera-*.js
-/Opera/*.css
-!Opera/includes/*
-/Opera/templates.html
 /Opera/core/*
 /Opera/modules/*
 /Opera/vendor/*
+!/Opera/includes/*
 /XPI/data/*
 !/XPI/lib/main.js
 !/lib/*
-/commentBoxes.css
-/nightmode.css
-/res.css
-/guiders.css
-/tokenize.css
-!**/browsersupport-*.js
 !browsersupport-*.js
 /OperaBlink/browsersupport-chrome.js