Rakefile in datashift-0.11.1 vs Rakefile in datashift-0.12.0

@@ -38,11 +38,12 @@
   gem.summary = %Q{ Shift data betwen Excel/CSV and any Ruby app}
   gem.description = %Q{Comprehensive tools to import/export between Excel/CSV and ActiveRecord databases, Rails apps, and any Ruby project.}
   gem.email = "[e-mail]"
   gem.authors = ["Thomas Statter"]
   # dependencies defined in Gemfile
-  gem.files.exclude ['sandbox']
+  gem.files.exclude ['sandbox/**']
+  gem.files.exclude ['spec/**/*']
   
   gem.add_dependency 'spreadsheet'
   gem.add_dependency 'rubyzip'
   
 end
@@ -84,10 +85,10 @@
 
   version = DataShift.gem_version
   puts "Installing version #{version}"
   
   gem = "#{DataShift.gem_name}-#{version}.gem"
-  cmd = "jruby -S gem install --no-ri --no-rdoc #{gem}"
+  cmd = "gem install --no-ri --no-rdoc #{gem}"
   system(cmd)
 end
   
 # Long parameter lists so ensure rake -T produces nice wide output
 ENV['RAKE_COLUMNS'] = '180'