fix specs

Author: JonRowe

spec/autotest/rspec_spec.rb

@@ -61,7 +61,7 @@
       expect(cmd).to match(%r("/path/to/ruby"))
     end
 
-    it "gives '--tty' to #{Autotest::Rspec2::RSPEC_EXECUTABLE}, not '--autotest'" do
+    it "gives '--tty' to #{ RSpec::Core.path_to_executable }, not '--autotest'" do
       cmd = rspec_autotest.make_test_cmd(@files_to_test)
       expect(cmd).to match(' --tty ')
       expect(cmd).not_to match(' --autotest ')

spec/spec_helper.rb

@@ -1,5 +1,6 @@
 require 'rubygems'
 require 'rspec/autorun'
+require 'rspec/autotest'
 require 'aruba/api'
 
 if RUBY_PLATFORM == 'java'