added pry to Gemfile core template
use Pry instead of IRB
fixed chunk bugs with layout and help text
improved wagn command
edited wagn help text
polished wagn command
added spec_helper template
fixed command.rb
get rid of a rspec deprecation warning
Merge branch 'tools' into revandmail

Conflicts:
	lib/wagn/commands.rb
	lib/wagn/generators/wagn/templates/Gemfile
	spec/spec_helper.rb