can be started several times; monitor interval must be > 2sec


mysql-test/r/im_daemon_life_cycle.result:
  Updated result file.
mysql-test/r/im_life_cycle.result:
  Updated result file.
mysql-test/r/im_utils.result:
  Updated result file.
mysql-test/t/im_daemon_life_cycle-im.opt:
  Set monitoring interval to 1 second in order to:
    - be consistent with 5.1;
    - speed up tests;
mysql-test/t/im_daemon_life_cycle.imtest:
  1. Use wait_for_start.sh script to minimize chance of race condition.
  2. Polishing.
mysql-test/t/im_life_cycle.imtest:
  1. Use wait_for_start.sh and wait_for_stop.sh scripts to
     minimize chance of race condition;
  2. Remove some statements, because there is no way now to
     stabilize their output.
  3. Polishing;
mysql-test/t/im_utils.imtest:
  1. Use wait_for_start.sh script to minimize chance of race condition.
  2. Polishing.
mysql-test/t/kill_n_check.sh:
  1. Make timeout configurable by command-line argument;
  2. Change algorithm of waiting for process to restart to be
     more robust.
mysql-test/t/im_life_cycle-im.opt:
  Set monitoring interval to 1 second in order to:
    - be consistent with 5.1;
    - speed up tests;
mysql-test/t/im_utils-im.opt:
  Set monitoring interval to 1 second in order to:
    - be consistent with 5.1;
    - speed up tests;
mysql-test/t/wait_for_process.sh:
  A new helper script, intended to be used instead of dummy "sleep"
  when waiting for some process to start or stop.