install.rdf: remove seemingly unneeded <em:file>
-rw-r--r-- 6 .gitignore
-rw-r--r-- 2374 README
-rw-r--r-- 138 build
-rw-r--r-- 200 chrome.manifest
drwxr-xr-x - chrome
-rw-r--r-- 744 install.rdf
drwxr-xr-x - res