Fix ruby bindings for 1.9 compat.
Fix ruby bindings for 1.9 compat.

Patch by: Joe Rozner <joe@deadbytes.net>

* subversion/bindings/swig/ruby/svn/core.rb
  (infinity_or_empty_from_recurse, infinity_or_immediates_from_recurse):
    Use explicit 'then' statement for Ruby 1.9 compat.

jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion,jmckaskill/subversion