* lib/optparse.rb: The Integer acceptable now allows binary and
hexadecimal numbers per the documentation. [ruby-trunk - Bug #8865]
DecimalInteger, OctalInteger, DecimalNumeric now validate their input
before converting to a number. [ruby-trunk - Bug #8865]
* test/optparse/test_acceptable.rb: Tests for the above, tests for all
numeric acceptables for existing behavior.
merge revision(s) r42844,r42845: [Backport #8865]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@45050 b2dd03c8-39d4-4d8f-98ff-823fe69b080e