* Bump version to 1.4.0.beta1. Because https://rubygems.org/gems/webrick
is already reserved old version of webrick.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58529 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Import gemspec and test file from ruby/webrick.
* webrick.gemspec: Update files and dependency for standalone gem.
* test/webrick/utils.rb: Added explicitly loading of EnvUtil for
test suite without ruby core test suite.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58473 b2dd03c8-39d4-4d8f-98ff-823fe69b080e