update the gemspec with lemonade dependencies. add nico as an author.

Gemfile

@@ -1,4 +1,4 @@
-bf9d3d5..34bbb29source :rubygems
+source :rubygems
 
 gem "compass", :path => "."
 gem "cucumber"

compass.gemspec

@@ -16,7 +16,8 @@ Gem::Specification.new do |gemspec|
   gemspec.rubygems_version = "1.3.5"
   gemspec.summary = %q{A Real Stylesheet Framework}
 
-  gemspec.add_dependency('sass', '~> 3.1')
+  gemspec.add_dependency 'sass', '~> 3.1'
+  gemspec.add_dependency 'chunky_png', '~> 0.9.0'
 
   gemspec.files = %w(README.markdown LICENSE.markdown VERSION.yml Rakefile)
   gemspec.files += Dir.glob("bin/*")

lib/compass/dependencies.rb

@@ -7,7 +7,6 @@ rescue LoadError
   rescue LoadError
     puts "Unable to load Sass. Please install it with one of the following commands:"
     puts "  gem install sass --pre"
-    puts "  gem install haml"
     raise
   end
 end