patch applied (packages/filepath): Beef up the arbitrary generator for FilePath, now not all test data is constrained to 20 letters long

[Neil Mitchell]

Sun Jan 13 12:30:11 PST 2008  Neil Mitchell
  * Beef up the arbitrary generator for FilePath, now not all test data is constrained to 20 letters long

    M ./test/AutoTest.hs -4 +5