lib/unicode_normalize.rb: remove BOMs

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48028 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
common.mk (srcs-enc): generate unicode_normalize/tables.rb

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48029 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2014-10-20

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48030 b2dd03c8-39d4-4d8f-98ff-823fe69b080e