Add Xtremepush marketing software

Detect Xtremepush web SDK which ends data to the platform
and allows marketing messages to be displayed.

src/apps.json

@@ -12767,6 +12767,16 @@
       },
       "website": "http://www.xpressengine.com/"
     },
+    "Xtremepush": {
+      "cats": [
+        32
+      ],
+      "icon": "Xtremepush.svg",
+      "js": {
+        "xtremepush": ""
+      },
+      "website": "https://xtremepush.com"
+    },
     "YUI": {
       "cats": [
         59

src/drivers/webextension/images/icons/Xtremepush.svg

@@ -0,0 +1,12 @@
+<?xml version="1.0" encoding="iso-8859-1"?>
+<svg xmlns="http://www.w3.org/2000/svg"
+     enable-background="new 0 0 128 128" viewBox="0 0 128 128">
+  <path fill="#1b86c8" d="m34.2 82.4c3.6-.5 6.8-1.9 9.2-4 3.4-3.1 10.9-11.1 14.3-14.6-5-5-13.1-13.1-14.3-14.3-2.3-2.2-5.5-3.6-9.2-4-.1-3.8.3-6.3
+    1.2-9.2 5.3.7 10.3 2.8 14.2 6.4 2.2 2 9.6 9.5 14.5 14.5 3.3-3.4 10.2-10.7 14.3-14.5 3.9-3.6 9-5.7 14.2-6.4 1 2.6 1.3 6.4 1.2 9.2-3.6.5-6.8
+    1.9-9.2 4-3.4 3.2-10.8 10.9-14.1 14.3 1.9 2 3.7 3.9 6.1 6.4 3.6 3.8 7.4 7.6 7.9 8.2 2.3 2.2 5.5 3.6 9.2 4 .3 2.9 0 6.7-1.2
+    9.2-5.3-.7-10.3-2.8-14.2-6.4-1.5-1.4-4.7-4.7-8.4-8.6-2.3-2.4-4-4.2-5.9-6.1-3.8 3.9-10.7 11.1-14.5 14.7-3.9 3.6-9 5.7-14.2 6.4-1.1-1.9-1.5-5.7-1.1-9.2z"/>
+  <path fill="#bbbfc0" d="m100.3 36.4c-1.5 2.8-1.6 5.9-1.3 9.1 8.2 1.1 14.7 7.6 15.8 15.8 4.4.2 7-.1 9.1-1.3-1.6-12.2-11.3-21.9-23.6-23.6z"/>
+  <path fill="#bbbfc0" d="m13.1 66.6c-3.3-.2-6.3 0-9.1 1.3 1.7 12.3 11.4 22 23.7 23.7 1.3-3.1 1.4-6 1.3-9.1-8.2-1.2-14.7-7.7-15.9-15.9z"/>
+  <path fill="#bbbfc0" d="m100.3 91.6c-1.5-2.8-1.6-5.9-1.3-9.1 8.2-1.1 14.7-7.6 15.8-15.8 4.4-.2 7 .1 9.1 1.3-1.6 12.2-11.3 21.9-23.6 23.6z"/>
+  <path fill="#bbbfc0" d="m13.1 61.4c-3.3.2-6.3 0-9.1-1.3 1.7-12.3 11.4-22 23.7-23.7 1.3 3.1 1.4 6 1.3 9.1-8.2 1.2-14.7 7.7-15.9 15.9z"/>
+</svg>