Add various patches

patches/0004-remove-snippets-from-home.patch

@@ -0,0 +1,22 @@
+--- a/browser/components/newtab/lib/AboutPreferences.jsm
++++ b/browser/components/newtab/lib/AboutPreferences.jsm
+@@ -56,18 +56,7 @@ const PREFS_BEFORE_SECTIONS = () => [
+   },
+ ];
+ 
+-const PREFS_AFTER_SECTIONS = () => [
+-  {
+-    id: "snippets",
+-    pref: {
+-      feed: "feeds.snippets",
+-      titleString: "home-prefs-snippets-header",
+-      descString: "home-prefs-snippets-description-new",
+-    },
+-    icon: "chrome://global/skin/icons/info.svg",
+-    eventSource: "SNIPPETS",
+-  },
+-];
++const PREFS_AFTER_SECTIONS = () => [];
+ 
+ class AboutPreferences {
+   init() {

patches/0005-disable-new-tab-ads.patch

@@ -0,0 +1,21 @@
+diff --git a/browser/app/profile/firefox.js b/browser/app/profile/firefox.js
+index 9a64802ccf203..25bd8e706ba65 100644
+--- a/browser/app/profile/firefox.js
++++ b/browser/app/profile/firefox.js
+@@ -2880,3 +2880,16 @@ pref("browser.privatebrowsing.resetPBM.showConfirmationDialog", true);
+ #ifdef XP_MACOSX
+   pref("browser.attribution.macos.enabled", false);
+ #endif
++
++
++// -- SL customizations -- //
++
++// Disable ads
++pref("browser.newtabpage.activity-stream.feeds.system.topstories", false);
++pref("browser.newtabpage.activity-stream.system.showSponsored", false);
++pref("browser.newtabpage.activity-stream.showSponsored", false);
++pref("browser.newtabpage.activity-stream.showSponsoredTopSites", false);
++
++// Set home + new tab pages to about:blank
++pref("browser.newtabpage.enabled", false);
++pref("browser.startup.homepage", "about:blank");