Refactor Parser and Order spec files
modified:   spec/order_spec.rb
modified:   spec/parser_spec.rb
Refactor Order#to_s to support BUILD/DISBAND orders

Squashed commit of the following:

commit 888b15b863931939acf35b853fe246e144e659dc
Author: Nikola Savic <NikolaSavic@gmail.com>
Date:   Mon May 19 00:11:19 2014 -0400

    Refactor Order#to_s to support BUILD/DISBAND

    -Refactor to_s into smaller method calls
    -Remove superfluous 'return' statements
    -Update Order Spec file to test to_s

    modified:   lib/diplo/order.rb
    modified:   spec/order_spec.rb

commit 6bf8c796473c83260245dc35f320698112ab9ad3
Author: Nikola Savic <NikolaSavic@gmail.com>
Date:   Sun May 18 20:04:15 2014 -0400

    Add specs for build/disband