module Rspec::Core::KernelExtensions

def debugger(steps=1)

Start a debugging session if ruby-debug is loaded with the -u/--debugger option 
def debugger(steps=1)
  # If not then just comment and proceed
  $stderr.puts "debugger statement ignored, use -d or --debug option on rspec to enable debugging"
end

def describe(*args, &example_group_block) 

def describe(*args, &example_group_block)
  args << {} unless args.last.is_a?(Hash)
  args.last.update :caller => caller(1)
  Rspec::Core::ExampleGroup.describe(*args, &example_group_block)
end