Failed to activate the node-resolver package

[Enter steps to reproduce:]

1. Just attempt to install atom-node-resolver

**Atom**: 1.24.1 x64
**Electron**: 1.6.16
**OS**: Mac OS X 10.13.3
**Thrown From**: [node-resolver](git://github.com/hughsk/atom-node-resolver) package 1.0.1

### Stack Trace

Failed to activate the node-resolver package

```
At Cannot read property 'command' of undefined

TypeError: Cannot read property 'command' of undefined
at Object.exports.activate (/packages/node-resolver/index.js:12:21)
at Package.activateNow (/Applications/Atom.app/Contents/Resources/app/src/package.js:230:33)
at measure (/Applications/Atom.app/Contents/Resources/app/src/package.js:206:33)
at Package.measure (/Applications/Atom.app/Contents/Resources/app/src/package.js:88:25)
at activationPromise.Promise (/Applications/Atom.app/Contents/Resources/app/src/package.js:200:20)
at Package.activate (/Applications/Atom.app/Contents/Resources/app/src/package.js:198:38)
at PackageManager.activatePackage (/Applications/Atom.app/Contents/Resources/app/src/package-manager.js:695:42)
at /Applications/Atom.app/Contents/Resources/app/node_modules/settings-view/lib/package-manager.js:535:35
at exit (/Applications/Atom.app/Contents/Resources/app/node_modules/settings-view/lib/package-manager.js:128:22)
at triggerExitCallback (/Applications/Atom.app/Contents/Resources/app/src/buffered-process.js:338:17)
at ChildProcess. (/Applications/Atom.app/Contents/Resources/app/src/buffered-process.js:368:17)
at emitTwo (events.js:106:13)
at ChildProcess.emit (events.js:191:7)
at Process.ChildProcess._handle.onexit (internal/child_process.js:215:12)
```

### Commands

```
-0:23.4.0 core:confirm (input.hidden-input)
```

### Non-Core Packages

```
atom-ternjs 0.18.3
node-