This was not updated in 2.10.1 - 2.10.5. Reported upstream.

--- source/irc.c.orig	Mon Mar 31 09:57:22 2014
+++ source/irc.c	Wed Jul 30 22:22:02 2014
@@ -47,7 +47,7 @@ const char useful_info[] = "epic4 2 10 5";
  * internal_version is what $V returns, its the integer-id for the
  * version, and corresponds to the date of release, YYYYMMDD.
  */ 
-const char internal_version[] = "20080904";
+const char internal_version[] = "20140331";
 
 /*
  * In theory, this number is incremented for every commit.