Made the ruby_enterprise_url and ruby_enterprise_version variables into methods which are called when needed. This prevents everything from timing out when retrieving the url and there's a problem with the rubyenterpriseedition.com server.
Made the ruby_enterprise_url and ruby_enterprise_version variables into methods which are called when needed. This prevents everything from timing out when retrieving the url and there's a problem with the rubyenterpriseedition.com server.

Signed-off-by: Joshua Peek <c028c213ed5efcf30c3f4fc7361dbde0c893c5b7@joshpeek.com>
voodoorai2000/Rails-Stack-for-SliceHost