Deps command showDependencies is undefined

[Garrit Franke]

Describe the bug
Dependencies for project can't be listed, crashes with an error instead

To Reproduce
Steps to reproduce the behavior:

1. Run clio new foo
2. cd into project
3. Run clio deps
4. Command crashes

Expected behavior
Dependencies are listed

Context

/Users/frankeg/dev/clio/node_modules/yargs/yargs.js:1183
      else throw err
           ^

ReferenceError: showDependencies is not defined
    at Object.exports.handler (/Users/frankeg/dev/clio/cli/commands/deps.js:12:3)
    at Object.runCommand (/Users/frankeg/dev/clio/node_modules/yargs/lib/command.js:240:40)
    at Object.parseArgs [as _parseArgs] (/Users/frankeg/dev/clio/node_modules/yargs/yargs.js:1095:41)
    at Object.get [as argv] (/Users/frankeg/dev/clio/node_modules/yargs/yargs.js:1029:21)
    at Object.<anonymous> (/Users/frankeg/dev/clio/cli/index.js:20:16)
    at Module._compile (internal/modules/cjs/loader.js:689:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:700:10)
    at Module.load (internal/modules/cjs/loader.js:599:32)
    at tryModuleLoad (internal/modules/cjs/loader.js:538:12)
    at Function.Module._load (internal/modules/cjs/loader.js:530:3)

Versions (please complete the following information):

• OS: macOS Catalina
• Clio: v0.2.0 dev (3adc12f)
• Node: 10.15.2
• NPM: 6.11.3

Possible solutions

• Import showDependencies into module