drop zone, and remove beta tag from mraid checker

tools.json

@@ -0,0 +1,50 @@
+[
+  {
+    "id": "plec",
+    "title": "PLEC Upload",
+    "description": "Upload HTML to internal PLEC server",
+    "command": "hplToolbox.openPlecUpload",
+    "path": "/plec",
+    "beta": false
+  },
+  {
+    "id": "applovin",
+    "title": "AppLovin Playable Preview",
+    "description": "Upload to p.applov.in (QR preview)",
+    "command": "hplToolbox.openApplovinUpload",
+    "path": "/applovin",
+    "beta": false
+  },
+  {
+    "id": "base64",
+    "title": "Base64 Scanner",
+    "description": "Find non-base64 assets in HTML",
+    "command": "hplToolbox.openBase64Scanner",
+    "path": "/base64",
+    "beta": false
+  },
+  {
+    "id": "mobile",
+    "title": "Send To Mobile",
+    "description": "Share HTML to a phone via LAN + QR",
+    "command": "hplToolbox.openSendToMobile",
+    "path": "/mobile",
+    "beta": false
+  },
+  {
+    "id": "mraid",
+    "title": "MRAID Checker",
+    "description": "Check MRAID requirements and best practices",
+    "command": "hplToolbox.openMraidChecker",
+    "path": "/mraid",
+    "beta": false
+  },
+  {
+    "id": "playworks",
+    "title": "Playworks Converter",
+    "description": "Convert Playworks HTML to per-network variants",
+    "command": "hplToolbox.openPlayworksConverter",
+    "path": "/playworks",
+    "beta": true
+  }
+]