Bump version to 1.0.0.beta1

Author: thomas-holmes

lib/rspec/active_model/mocks/version.rb

@@ -2,7 +2,7 @@ module RSpec
   module ActiveModel
     module Mocks
       module Version
-        STRING = '0.0.1'
+        STRING = '1.0.0.beta1'
       end
     end
   end