doc/changes.src: update in preparation of 2.08 release

Signed-off-by: H. Peter Anvin <hpa@zytor.com>
diff --git a/doc/changes.src b/doc/changes.src
index 0592f22..8fc53f9 100644
--- a/doc/changes.src
+++ b/doc/changes.src
@@ -15,7 +15,7 @@
 \b Support for arbitrarily terminating macro expansions \c{%exitmacro}.
   See \k{exitmacro}.
 
-\b Support for recursive macro expansion \c{%rmacro/irmacro}.
+\b Support for recursive macro expansion \c{%rmacro}/\c{%irmacro}.
   See \k{mlrmacro}.
 
 \b Support for converting strings to tokens.  See \k{deftok}.
@@ -55,6 +55,12 @@
 
 \b Add AMD Lightweight Profiling (LWP) instructions.
 
+\b Fix the offset for \c{%arg} in 64-bit mode.
+
+\b An undefined local macro (\c{%$}) no longer matches a global macro
+  with the same name.
+
+
 \S{cl-2.07} Version 2.07
 
 \b NASM is now under the 2-clause BSD license.  See \k{legal}.