updated for version 7.3.848
Problem:    Can't build with Ruby 2.0 when using MinGW x64 or MSVC10.
Solution:   Fix it. Also detect RUBY_PLATFORM and RUBY_INSTALL_NAME for x64.
            (Ken Takata)
diff --git a/src/version.c b/src/version.c
index 309f656..c6ce9c2 100644
--- a/src/version.c
+++ b/src/version.c
@@ -729,6 +729,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    848,
+/**/
     847,
 /**/
     846,