add announcement for 0.7.6
add announcement for 0.7.6

Ignore-this: 111c27548d94bdfe0042d61b02fe5728

darcs-hash:20100731111353-1a7c6-3f8eac411a1bfe5cb7607a57bb2c2d2423db7f69

kirbyfan64/jhc,kirbyfan64/jhc,kirbyfan64/jhc,kirbyfan64/jhc