Update plugins.json

Author: arnodelorme

code/plugins/plugins.json

@@ -62,6 +62,13 @@
     "desc": "Group-level SIFT analysis",
     "cat": "processing"
   },
+  {
+    "name": "BrainBeats",
+    "type": "readme",
+    "link": "https://github.com/amisepa/BrainBeats",
+    "desc": "Joint EEG/heart analysis",
+    "cat": "processing"    
+  },
   {
     "name": "Zapline-Plus",
     "type": "readme",