merge revision(s) 58438,58440,58451: [Backport #13493]
clean autogenerated files * enc/depend (clean, clean-srcs): fix path of name2ctype.h, and remove casefold.h too. * enc/jis/props.h: autogenerated file. [ruby-core:80823] [Bug #13493] Update sources and include files after update Ignore enc/jis/props.h
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_3@62942 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 58438,58440,58451: [Backport #13493]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_3@62942 b2dd03c8-39d4-4d8f-98ff-823fe69b080e