Allow bin/* install from dot-dirs. Fixes rvm and multiruby installations.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@34676 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merges r28134 from trunk into ruby_1_9_2.¶
Allow bin/* install from dot-dirs. Fixes rvm and multiruby installations.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_9_2@34676 b2dd03c8-39d4-4d8f-98ff-823fe69b080e