Update order_service.md

Added an example response of that is returned as a result of this api call.
Update order_service.md
Merge pull request #39 from boozallenhamilton/master

Update order_service.md
Add initial developer ruby 2 setup information
Prefix mac specific issues with Mac.
Add --enable-shared to build libruby.so on Linux
Merge pull request #40 from jrafanie/add_ruby_2_developer_install_notes

Add initial developer ruby 2 setup information
Update developer_setup.md