+ * enhancement: ASDF has been updated to version 2.015.2.
+ * enhancement: backtraces involving frames from the default evaluator
+ are more readable.
+ * enhancement: RUN-PROGRAM works with user-defined binary input and output
+ streams.
+ * enhancement: more informative compile-time warnings and runtime
+ errors for type-errors detected at compile-time.
+ * enhancement: deadlock detection for mutexes and spinlocks.
+ * bug fix: blocking reads from FIFOs created by RUN-PROGRAM were
+ uninterruptible, as well as blocking reads from socket streams created
+ with for which :SERVE-EVENTS NIL. (regression from 1.0.42.43)
+ * bug fix: SET-SYNTAX-FROM-CHAR now removes dispatch-macro character syntax
+ from the to-char if the from-char is not a dispatch-macro character.
+ * bug fix: references to undefined variables in function calls that are
+ optimized away now signal a runtime error. (lp#722734)