minor: added git to Gemfile

Gemfile

@@ -7,6 +7,9 @@ group :development, :test do
   gem "json"
   gem "bson_ext"
 
+  # Deployment
+  gem "git"
+
   # Testing
   gem "mocha"
   gem "shoulda"

Rakefile

@@ -3,11 +3,12 @@ if RUBY_VERSION < '1.9.0'
   require 'rubygems'
   require 'rubygems/specification'
 end
+
 require 'fileutils'
 require 'rake/testtask'
 require 'rake'
-require 'git'
-require 'logger'
+require 'git' unless ENV['TEST']
+
 begin
   require 'ci/reporter/rake/test_unit'
   rescue LoadError