unicode_normalize/normalize.rb: rename variable

* lib/unicode_normalize/normalize.rb (hangul_decomp_one): use more
  descriptive name.  leave [SLVT]BASE and [LVTNS]COUNT as they are
  vague names.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48055 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
common.mk: update unicode files every times

* common.mk (update-unicode): remove -e option to force update
  every builds.

* tool/downloader.rb (Downloader.download): return if ims is nil
  and target file is existing.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48056 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* lib/mkmf.rb: no need to convert path separator for COPY because it's
  ruby -run cp and it can treat '/' on any platform.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48057 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
common.mk: disable force download of unicode files by default

* tool/downloader.rb: add -a option to always download regardless
  existing files.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48058 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* common.mk (lib/unicode_normlize/table.rb): enable running (n)make
  in non-srcdir.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48059 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* enc/prelude.rb: we sometimes run ruby without library path (especially
  for test), so should permit to run ruby if unicode_normalize.rb is
  missing.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48060 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* 2014-10-21

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48061 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
ignore files generated in build process.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48062 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Makefile.in: update unicode files only after update source tree

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48063 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
* configure.in: download unicode files beofre build.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@48064 b2dd03c8-39d4-4d8f-98ff-823fe69b080e