Changes to the website for ack 1.94

adding --invert-file-match. NOW we release 1.93_02

Releasing 1.93_01

releasing 1.90, and restored the Change log

Releasing 1.90

1.90 is latest

released 1.89_02

Releasing ack 1.88

Drawing a line for fallback if the plugin merge sucks.

Released 1.86