Add reference scripts

README.md

 - <https://www.userchrome.org/what-is-userchrome-js.html>
 - <https://www.reddit.com/r/FirefoxCSS/comments/o1ccqe/a_different_way_of_displaying_the_container_color/>
 - <https://github.com/AveYo/fox>
+- <https://greasyfork.org/en/scripts/3187-google-images-direct-link>
+- <https://greasyfork.org/en/scripts/10096-general-url-cleaner>
+- <https://greasyfork.org/en/scripts/431691-bypass-all-shortlinks>
+- <https://greasyfork.org/en/scripts/427254-preventpagevisibility>
+- <https://greasyfork.org/en/scripts/429635-always-on-focus>

user.js

 /* Manual */
-// user_pref("browser.cache.disk.parent_directory", "/run/user/$(id -u)/firefox"); // move disk cache to memory
+// user_pref("browser.cache.disk.parent_directory", "/run/user/$(id -u)/firefox"); // linux: move disk cache to memory
 
 /* Startup */
-user_pref("browser.startup.homepage", "https://www.google.ca"); // home page
+user_pref("browser.startup.homepage", "https://www.google.ca"); // home page (change)
 user_pref("browser.startup.page", 3); // resume previous session on startup
-user_pref("browser.startup.homepage_override.mstone", "ignore"); // disable welcome messages
 user_pref("browser.newtabpage.enabled", false); // blank new tab page
 
 /* Behaviour */
 //user_pref("mousewheel.default.delta_multiplier_y", 250);
 
 /* Bloat */
+user_pref("browser.startup.homepage_override.mstone", "ignore"); // disable welcome messages
 user_pref("browser.newtabpage.activity-stream.default.sites", ""); // empty top sites list
 user_pref("browser.newtabpage.activity-stream.feeds.topsites", false); // remove top sites from new tab page
 user_pref("browser.newtabpage.activity-stream.showSponsored", false); // disable sponsored stories