Adds capistrano_colors gem; deprecates custom red method

Also adjusts current_git_branch to use Capistrano's logger for printing to
STDOUT

Gemfile

@@ -138,6 +138,7 @@ end
 
 group :development do
   gem 'capistrano', '2.5.19', :require => false
+  gem 'capistrano_colors', :require => false
   gem 'capistrano-ext', '1.2.1', :require => false
   gem 'linecache', '0.43', :platforms => :mri_18
   gem 'parallel_tests'

Gemfile.lock

@@ -104,6 +104,7 @@ GEM
       net-ssh-gateway (>= 1.0.0)
     capistrano-ext (1.2.1)
       capistrano (>= 1.0.0)
+    capistrano_colors (0.5.5)
     capybara (0.3.9)
       culerity (>= 0.2.4)
       mime-types (>= 1.16)
@@ -478,6 +479,7 @@ DEPENDENCIES
   bundler (>= 1.0.0)
   capistrano (= 2.5.19)
   capistrano-ext (= 1.2.1)
+  capistrano_colors
   capybara (~> 0.3.9)
   carrierwave (= 0.5.3)
   chef (= 0.9.12)

config/deploy.rb

@@ -4,6 +4,7 @@
 
 set :config_yaml, YAML.load_file(File.dirname(__FILE__) + '/deploy_config.yml')
 
+require './config/cap_colors'
 require 'bundler/capistrano'
 require './config/boot'
 require 'hoptoad_notifier/capistrano'
@@ -20,15 +21,10 @@ set :scm_verbose, true
 set :repository_cache, "remote_cache"
 set :deploy_via, :checkout
 
-# Bonus! Colors are pretty!
-def red(str)
-  "\e[31m#{str}\e[0m"
-end
-
 # Figure out the name of the current local branch
 def current_git_branch
   branch = `git symbolic-ref HEAD 2> /dev/null`.strip.gsub(/^refs\/heads\//, '')
-  puts "Deploying branch #{red branch}"
+  logger.info "Deploying branch #{branch}"
   branch
 end