- contrib removed from main package's documentation (it is sometimes

- contrib removed from main package's documentation (it is sometimes
  duplicated, i.e.  autovacuum support in main package or pgcrypto in
  module-pgcrypto, so if you need something then let's make a subpackage or
  just download sources otherwise)
- documentation files inclusion of main packages moved from the end to the
  begining of the files section (it is convention)

Changed files:
    postgresql.spec -> 1.248