* .travis.yml: Remove redundant configuration option.

[fix GH-809] Patch by @gxworld

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@49176 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

.travis.yml

@@ -53,7 +53,7 @@ before_script:
   - "make -f common.mk BASERUBY=ruby srcdir=. update-config_files"
   - "autoconf"
   - "mkdir config_1st config_2nd"
-  - "./configure -C --disable-install-doc --disable-install-rdoc --with-gcc=$CC $OPENSSL_FLAG"
+  - "./configure -C --disable-install-doc --with-gcc=$CC $OPENSSL_FLAG"
   - "cp -pr config.status .ext/include config_1st"
   - "make reconfig"
   - "cp -pr config.status .ext/include config_2nd"

ChangeLog

@@ -1,3 +1,8 @@
+Thu Jan  8 11:39:18 2015  SHIBATA Hiroshi  <shibata.hiroshi@gmail.com>
+
+	* .travis.yml: Remove redundant configuration option.
+	  [fix GH-809] Patch by @gxworld
+
 Thu Jan  8 07:17:14 2015  Eric Wong  <e@80x24.org>
 
 	* lib/resolv.rb: consider ENETUNREACH as ResolvTimeout