76 final, save some bytes in RFP section

user.js

@@ -1,7 +1,7 @@
 /******
 * name: ghacks user.js
-* date: 7 May 2020
+* date: 24 May 2020
-* version 76-beta
+* version 76
 * authors: v52+ github | v51- www.ghacks.net
 * url: https://github.com/ghacksuserjs/ghacks-user.js
 * license: MIT: https://github.com/ghacksuserjs/ghacks-user.js/blob/master/LICENSE.txt
@@ -1412,13 +1412,13 @@ user_pref("privacy.firstparty.isolate", true);
       This spoof *shouldn't* affect core chrome/Firefox performance
  ** 1217238 - reduce precision of time exposed by javascript (FF55+)
  ** 1369303 - spoof/disable performance API (see 2410-deprecated, 4602, 4603) (FF56+)
- ** 1333651 & 1383495 & 1396468 - spoof Navigator API (see section 4700) (FF56+)
+ ** 1333651 & 1383495 & 1396468 - spoof User Agent & Navigator API (see section 4700) (FF56+)
-      FF56: The version number will be rounded down to the nearest multiple of 10
+      FF56: Version: rounded down to the nearest multiple of 10
-      FF57: The version number will match current ESR (1393283, 1418672, 1418162, 1511763)
+      FF57: Version: match current ESR (1393283, 1418672, 1418162, 1511763)
-      FF59: The OS will be reported as Windows, OSX, Android, or Linux (to reduce breakage) (1404608)
+      FF59: OS: Windows, OSX, Android, or Linux (to reduce breakage) (1404608)
-      FF66: The OS in HTTP Headers will be reduced to Windows or Android (1509829)
+      FF66: OS: HTTP Headers reduced to Windows or Android (1509829)
-      FF68: Reported OS versions updated to Windows 10, OS 10.14, and Android 8.1 (1511434)
+      FF68: OS: updated to Windows 10, OS 10.14, and Android 8.1 (1511434)
-      FF78: Reported OS versions updated to OS 10.15 and Android 9.0 (1635011)
+      FF78: OS: updated to OS 10.15 and Android 9.0 (1635011)
  ** 1369319 - disable device sensor API (see 4604) (FF56+)
  ** 1369357 - disable site specific zoom (see 4605) (FF56+)
  ** 1337161 - hide gamepads from content (see 4606) (FF56+)
@@ -1432,7 +1432,7 @@ user_pref("privacy.firstparty.isolate", true);
  ** 1354633 - limit MediaError.message to a whitelist (FF57+)
  ** 1382533 - enable fingerprinting resistance for Presentation API (FF57+)
       This blocks exposure of local IP Addresses via mDNS (Multicast DNS)
- **  967895 - enable site permission prompt before allowing canvas data extraction (FF58+)
+ **  967895 - spoof canvas and enable site permission prompt before allowing canvas data extraction (FF58+)
       FF59: Added to site permissions panel (1413780) Only prompt when triggered by user input (1376865)
  ** 1372073 - spoof/block fingerprinting in MediaDevices API (FF59+)
       Spoof: enumerate devices reports one "Internal Camera" and one "Internal Microphone" if
@@ -1455,6 +1455,7 @@ user_pref("privacy.firstparty.isolate", true);
  ** 1564422 - spoof audioContext outputLatency (FF70+)
  ** 1595823 - spoof audioContext sampleRate (FF72+)
  ** 1607316 - spoof pointer as coarse and hover as none (ANDROID) (FF74+)
+ ** 1621433 - randomize canvas (previously FF58+ returned an all-white canvas) (FF78+)
 ***/
 user_pref("_user.js.parrot", "4500 syntax error: the parrot's popped 'is clogs");
 /* 4501: enable privacy.resistFingerprinting [FF41+]