Initial commit migrating from VMPooler proper

This copies in all needed files from the main VMPooler repo. Version
1.3.0 of VMPooler was used as the basis for this code.

Rakefile

@@ -0,0 +1,25 @@
+require 'rspec/core/rake_task'
+
+rubocop_available = Gem::Specification::find_all_by_name('rubocop').any?
+require 'rubocop/rake_task' if rubocop_available
+
+desc 'Run rspec tests with coloring.'
+RSpec::Core::RakeTask.new(:test) do |t|
+  t.rspec_opts = %w[--color --format documentation]
+  t.pattern    = 'spec/'
+end
+
+desc 'Run rspec tests and save JUnit output to results.xml.'
+RSpec::Core::RakeTask.new(:junit) do |t|
+  t.rspec_opts = %w[-r yarjuf -f JUnit -o results.xml]
+  t.pattern    = 'spec/'
+end
+
+if rubocop_available
+  desc 'Run RuboCop'
+  RuboCop::RakeTask.new(:rubocop) do |task|
+    task.options << '--display-cop-names'
+  end
+end
+
+task :default => [:test]