Known Problems fixed in Gnatcoll 1.2

- J709-009: configure --with-postgresql=dir does not search in lib subdir
  Problem:    If you specify an explicit installation directory for
              postgreSQL, the configure script will not check correctly
              handle a case where libpq.so is actually in the lib/ subdirectory
  Workaround: Make sure the directory you specify contains libpq.so
             
