update changelog.
treeb0919654ed4415751d196a1b83e2fa471a78c98f
-rw-r--r-- 35147 COPYING
-rw-r--r-- 28359 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