update changelog.
treef82ea8f51d148498b3be7f5f8896bc37ef794851
-rw-r--r-- 35147 COPYING
-rw-r--r-- 28835 ChangeLog
-rw-r--r-- 1331 MANIFEST
-rw-r--r-- 34 MANIFEST.SKIP
-rwxr-xr-x 1046 Makefile.PL
-rw-r--r-- 431 NEWS
-rw-r--r-- 1270 README
-rw-r--r-- 69 TODO
drwxr-xr-x - bin
drwxr-xr-x - examples
drwxr-xr-x - lib
drwxr-xr-x - t
drwxr-xr-x - tlinks