* ext/psych/lib/psych/scalar_scanner.rb: invalid floats should be
  treated as strings.
  [Fixes GH-156] https://github.com/tenderlove/psych/issues/156

* test/psych/test_string.rb: test for change

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42717 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2013-08-29

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@42718 b2dd03c8-39d4-4d8f-98ff-823fe69b080e