Cleanup gemfile and Rakefile

Add the debug group we use elsewhere
Remove requires in Rakefile we don't need
Don't install pry and friends in travis to speed things up

Signed-off-by: Tim Smith <tsmith@chef.io>

1 files changed, 1 insertions, 4 deletions

diff --git a/Rakefile b/Rakefile
index 048e97a..5e7f57b 100644
--- a/Rakefile
+++ b/Rakefile
@@ -1,8 +1,5 @@
-require "bundler"
 require "bundler/gem_tasks"
 
-require "chef_zero/version"
-
 def run_oc_pedant(env = {})
   ENV.update(env)
   require File.expand_path("spec/run_oc_pedant")
@@ -59,5 +56,5 @@ begin
     task.options += ["--display-cop-names", "--no-color"]
   end
 rescue LoadError
-  puts "chefstyle/rubocop is not available.  gem install chefstyle to do style checking."
+  puts "chefstyle/rubocop is not available. bundle install first to make sure all dependencies are installed."
 end