Merge pull request #1205 from bhollis/lazy-v3

Avoid loading middleman-core unless needed (v3)

Gemfile

@@ -24,7 +24,6 @@ platforms :ruby do
   gem 'therubyracer'
   gem 'redcarpet', '~> 3.1'
   gem 'pry', :require => false, :group => :development
-  gem 'pry-debugger', :require => false, :group => :development
 end
 
 platforms :jruby do

middleman-core/lib/middleman-core/cli/build.rb

@@ -1,6 +1,3 @@
-require 'middleman-core'
-require 'middleman-core/logger'
-
 require 'fileutils'
 require 'set'
 
@@ -50,6 +47,9 @@ module Middleman::Cli
         raise Thor::Error, 'Error: Could not find a Middleman project config, perhaps you are in the wrong folder?'
       end
 
+      require 'middleman-core'
+      require 'middleman-core/logger'
+
       # Use Rack::Test for inspecting a running server for output
       require 'rack'
       require 'rack/test'