require pry only if pry is available already

We do not need this for the CLI at all... its just a nice to have.
We are also not declaring this as a dependancy so we can not just assume
that it will exist.

ChangeLog.md

@@ -1,4 +1,10 @@
 # Change Log
+The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/) as of [Version 1.9.1](#v1.9.1)
+and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
+
+## [Unreleased]
+### Removed
+- Removed `pry` as an undocumented requirement for `bin/fastly_nsq`
 
 ## [v1.9.0](https://github.com/fastly/fastly_nsq/tree/v1.9.0) (2018-06-04)
 [Full Changelog](https://github.com/fastly/fastly_nsq/compare/v1.8.0...v1.9.0)
@@ -352,4 +358,4 @@
 ## [v0.0.1](https://github.com/fastly/fastly_nsq/tree/v0.0.1) (2016-01-30)
 
 
-\* *This Change Log was automatically generated by [github_changelog_generator](https://github.com/skywinder/Github-Changelog-Generator)*
+\* *This Change Log was automatically generated by [github_changelog_generator](https://github.com/skywinder/Github-Changelog-Generator)*

bin/fastly_nsq

@@ -1,7 +1,6 @@
 #!/usr/bin/env ruby
 # frozen_string_literal: true
 
-require 'pry'
 require 'fastly_nsq/cli'
 
 begin

lib/fastly_nsq/version.rb

@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module FastlyNsq
-  VERSION = '1.9.0'
+  VERSION = '1.9.1'
 end