add default rake for tests and update gemspec

Gemfile

@@ -10,10 +10,5 @@ group :development do
   # We depend on Vagrant for development, but we don't add it as a
   # gem dependency because we expect to be installed within the
   # Vagrant environment itself using `vagrant plugin`.
-  gem 'vagrant', git: 'git://github.com/mitchellh/vagrant.git', tag: 'v1.7.4'
-  gem 'dotenv'
-end
-
-group :plugins do
-  gem 'vagrant-azure', path: '.'
-end
+  gem 'vagrant', git: 'https://github.com/mitchellh/vagrant.git'
+end

Rakefile

@@ -4,6 +4,7 @@
 
 require 'rubygems'
 require 'bundler/setup'
+require 'rspec/core/rake_task'
 
 $stdout.sync = true
 $stderr.sync = true
@@ -11,3 +12,10 @@ $stderr.sync = true
 Dir.chdir(File.expand_path('../', __FILE__))
 
 Bundler::GemHelper.install_tasks
+
+# Install the `spec` task so that we can run tests.
+RSpec::Core::RakeTask.new(:spec) do |t|
+  t.rspec_opts = '--order defined'
+end
+# Default task is to run the unit tests
+task :default => :spec

vagrant-azure.gemspec

@@ -8,6 +8,7 @@ require 'vagrant-azure/version'
 Gem::Specification.new do |s|
   s.name          = 'vagrant-azure'
   s.version       = VagrantPlugins::Azure::VERSION
+  s.platform      = Gem::Platform::RUBY
   s.authors       = %w(Azure)
   s.description   = 'Enable Vagrant to manage machines in Microsoft Azure.'
   s.summary       = 'Enable Vagrant to manage Windows and Linux machines in Microsoft Azure.'
@@ -18,15 +19,15 @@ Gem::Specification.new do |s|
   s.bindir        = 'bin'
   s.executables   = s.files.grep(%r{^bin/}) { |f| File.basename(f) }
 
-  s.add_runtime_dependency 'azure_mgmt_resources',  '~>0.2.1'
-  s.add_runtime_dependency 'azure_mgmt_compute',    '~>0.2.1'
-  s.add_runtime_dependency 'azure_mgmt_network',    '~>0.2.1'
-  s.add_runtime_dependency 'azure_mgmt_storage',    '~>0.2.1'
+  s.add_runtime_dependency 'azure_mgmt_resources',  '~>0.8.0'
+  s.add_runtime_dependency 'azure_mgmt_compute',    '~>0.8.0'
+  s.add_runtime_dependency 'azure_mgmt_network',    '~>0.8.0'
+  s.add_runtime_dependency 'azure_mgmt_storage',    '~>0.8.0'
   s.add_runtime_dependency 'haikunator',            '~>1.1'
 
   s.add_development_dependency 'bundler',           '~>1.9'
   s.add_development_dependency 'rake',              '~>11.1'
   s.add_development_dependency 'rspec',             '~>3.4'
-  s.add_development_dependency 'simplecov',         '~>0.11.2'
+  s.add_development_dependency 'simplecov',         '~>0.11'
   s.add_development_dependency 'coveralls',         '~>0.8'
 end