remove heapdump

I'll be using --inspect from nodejs/node#6792

index.js

@@ -1,4 +1,3 @@
-var heapdump = require('heapdump')
 var PouchDB = require('pouchdb-core')
 
 var plugin = null
@@ -60,20 +59,8 @@ function measure() {
 
 var run = setInterval(function onMemleakInterval() {
 
-  global.gc();
-
   overall++;
 
-  if(overall === max_waiting + max_counter + 10) {
-    console.log('heap dump')
-    heapdump.writeSnapshot(plugin_name+'-middle.heapsnapshot')
-  }
-
-  if(waiting == 2) {
-    console.log('heap dump')
-    heapdump.writeSnapshot(plugin_name+'-start.heapsnapshot')
-  }
-
   if(waiting > 0) {
     waiting--;
     measure();
@@ -100,6 +87,4 @@ var run = setInterval(function onMemleakInterval() {
 /* TIME_WAIT will stay for 4 minutes, so wait at least that long */
 setTimeout(function onFinalTimeout(){
   clearInterval(run)
-  console.log('heap dump')
-  heapdump.writeSnapshot(plugin_name+'-end.heapsnapshot')
 },300*1000)

package.json

@@ -10,7 +10,6 @@
   "author": "Stéphane Alnet <stephane@shimaore.net> (https://stephane.shimaore.net/)",
   "license": "Unlicense",
   "dependencies": {
-    "heapdump": "^0.3.7",
     "pouchdb-adapter-http": "^6.0.7",
     "pouchdb-core": "^6.0.7"
   }