* ext/bigdecimal/bigdecimal.c: Formatting for BigMath [Fixes GH-306]
  Based on a patch by @eLobato.
* ext/bigdecimal/lib/bigdecimal/math.rb: ditto


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40840 b2dd03c8-39d4-4d8f-98ff-823fe69b080e