Add switch to skip lgtm checks on deliver

[Deliver #34870873]
Closes #32

LGTM given by: @armyofgnomes

Squashed commit of the following:

commit 81eff4b
Author: Valentino <valentino@reenhanced.com>
Date:   Tue Sep 25 09:30:26 2012 -0400

    cleanup help message for skip-lgtm switch

commit a6fba34
Author: Valentino <valentino@reenhanced.com>
Date:   Tue Sep 25 09:27:32 2012 -0400

    Add switch to skip lgtm checks on deliver

Author: Valentino

lib/git_reflow.rb

@@ -77,7 +77,7 @@ def deliver(options = {})
         open_comment_authors = find_authors_of_open_pull_request_comments(existing_pull_request)
 
         # if there any comment_authors left, then they haven't given a lgtm after the last commit
-        if open_comment_authors.empty?
+        if open_comment_authors.empty? or options['skip-lgtm']
           lgtm_authors   = comment_authors_for_pull_request(existing_pull_request, :with => LGTM)
           commit_message = get_first_commit_message
           puts "Merging pull request ##{existing_pull_request.number}: '#{existing_pull_request.title}', from '#{existing_pull_request.head.label}' into '#{existing_pull_request.base.label}'"

lib/git_reflow/commands/deliver.rb

@@ -2,6 +2,8 @@
 long_desc 'merge your feature branch down to your base branch, and cleanup your feature branch'
 
 command :deliver do |c|
+  c.desc 'skip the lgtm checks and deliver your feature branch'
+  c.switch [:f, :'skip-lgtm']
   c.desc 'merge your feature branch down to your base branch, and cleanup your feature branch'
   c.arg_name 'base_branch - the branch you want to merge into'
   c.action do |global_options,options,args|
@@ -13,6 +15,7 @@
     when 1
       deliver_options['base'] = args[0]
     end
+    deliver_options.merge({'skip_lgtm' => options[:'skip-lgtm']})
     GitReflow.deliver deliver_options
   end
 end