merge revision(s) 58008: [Backport #9294]

	io.c: improve docs

	* io.c: [DOC] improve and harmonize docs for IO#read and ARGF#read;
	  fix invalid example code for IO#read to make it syntax highlighted.

	* io.c: [DOC] various improvements for docs of IO, ARGF, and Kernel:
	  fix indent to ensure correct code block detection; sync "outbuf"
	  paragraph for {IO,ARGF}#read, {IO,ARGF}#readpartial, and IO#sysread;
	  fix formatting of call-seq's; improve Kernel#open example to use nil?;
	  fix RDoc markup and typos.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_4@58628 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 1 insertions, 1 deletions

diff --git a/version.h b/version.h
index 7d84a15398..0cf6633b5e 100644
--- a/version.h
+++ b/version.h
@@ -1,6 +1,6 @@
 #define RUBY_VERSION "2.4.2"
 #define RUBY_RELEASE_DATE "2017-05-09"
-#define RUBY_PATCHLEVEL 122
+#define RUBY_PATCHLEVEL 123
 
 #define RUBY_RELEASE_YEAR 2017
 #define RUBY_RELEASE_MONTH 5