upgraded hooks to 0.3.3; integrated custom changes as made for 0.2.0

middleman-core/lib/vendored-middleman-deps/hooks-0.2.0/Rakefile

@@ -1,12 +0,0 @@
-require 'rake'
-require 'rake/testtask'
-
-desc 'Default: run unit tests.'
-task :default => :test
-
-desc 'Test the hooks plugin.'
-Rake::TestTask.new(:test) do |test|
-  test.libs << 'test'
-  test.test_files = FileList['test/*_test.rb']
-  test.verbose = true
-end