fix:ipfsd-daemon remove broken code (#247)

the code checking for process.env.IPFS_TYPE was not working
and isn't something we need anymore anyways.  Consumers of this
lib should pass in the option to override it.

Author: wraithgar

package.json

@@ -101,8 +101,7 @@
     "shutdown": "~0.3.0",
     "stream-http": "^2.8.1",
     "subcomandante": "^1.0.5",
-    "superagent": "^3.8.2",
-    "truthy": "~0.0.1"
+    "superagent": "^3.8.2"
   },
   "devDependencies": {
     "aegir": "^13.0.6",

src/ipfsd-daemon.js

@@ -8,7 +8,6 @@ const multiaddr = require('multiaddr')
 const rimraf = require('rimraf')
 const path = require('path')
 const once = require('once')
-const truthy = require('truthy')
 const defaults = require('lodash.defaults')
 const debug = require('debug')
 const os = require('os')
@@ -41,10 +40,8 @@ class Daemon {
       ? process.env.testpath
       : __dirname
 
-    const type = truthy(process.env.IPFS_TYPE)
-
-    this.opts = opts || { type: type || 'go' }
-    const td = tmpDir(opts.type === 'js')
+    this.opts = opts || { type: 'go' }
+    const td = tmpDir(this.opts.type === 'js')
     this.path = this.opts.disposable
       ? td
       : (this.opts.repoPath || td)