merge revision(s) 39418:

	* array.c: Document #<=> return values and formatting

	* bignum.c: ditto

	* file.c: ditto

	* object.c: ditto

	* numeric.c: ditto

	* rational.c: ditto

	* string.c: ditto

	* time.c: ditto


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39666 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 39424:

	merger.rb: suppress warnings

	* tool/merger.rb (version_up, tag, default_merge_branch): suppress
  syntax warnings.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39667 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 39425:

	merger.rb: runnable

	* tool/merger.rb: make runnable.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39668 b2dd03c8-39d4-4d8f-98ff-823fe69b080e