Rename bin/ruby as exe/ruby
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59937 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Rename bin/ruby as exe/ruby
executable as exe, to get rid of overwriting true files at the
installation. [ruby-dev:50250] [Bug #13911]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59937 b2dd03c8-39d4-4d8f-98ff-823fe69b080e