Remove dependency on resolve.

For our purposes, `require.resolve` does what we want and the resolve
package was never actually necessary.

Author: searls

package.json

@@ -90,7 +90,6 @@
     "es6-map": "^0.1.5",
     "lodash": "^4.17.4",
     "quibble": "^0.5.1",
-    "resolve": "^1.3.3",
     "stringify-object-es5": "^2.5.0"
   },
   "devDependencies": {

src/replace/module.js

@@ -1,8 +1,8 @@
 import _ from '../wrap/lodash'
+import path from 'path'
+import quibble from 'quibble'
 
 import imitate from '../imitate'
-import quibble from 'quibble'
-import resolve from 'resolve'
 
 quibble.ignoreCallsFromThisFile()
 
@@ -19,12 +19,14 @@ const nameFor = (realThing) => {
   return realThing.name ? realThing.name : '(anonymous function)'
 }
 
-var requireAt = (path) => {
+var requireAt = (modulePath) => {
   try {
     // 1. Try just following quibble's inferred path
-    return require(quibble.absolutify(path))
+    return require(quibble.absolutify(modulePath))
   } catch (e) {
     // 2. Try including npm packages
-    return require(resolve.sync(path, { basedir: process.cwd() }))
+    return require(require.resolve(modulePath, { paths: [
+      path.join(process.cwd(), 'node_modules')
+    ]}))
   }
 }