Added load checking on remote machine. If you have few machines which are
using the same server for backups, could be handy.

During early connect to backup destination, check for load is performed.
If it's over the limit, process sleeps for 5 minutes. This will happen 3
times, then script will continue with local run only. So we are not going
to miss backup schedule.

Based on the -i/-I parameter, this snapshots will be transferred to remote
system on next run.
forgot the change to local only snapshoting if remote still under high
load and we wasted too much time waiting.
fixes to 5b18718ce8d5ff5a2e66fe05bed8866e32583b8c
Merge pull request #2 from mk01/zevo

remote machine load checking
again fixes to 5b18718ce8d5ff5a2e66fe05bed8866e32583b8c
Merge pull request #3 from mk01/zevo

again fixes to 5b18718ce8d5ff5a2e66fe05bed8866e32583b8c
a typo correction
Merge branch 'zevo'
Update README
Merge pull request #4 from mk01/zevo

Update README
bug fix:

it could happen that local snapshot was deleted without successful send
during hanoi rotation and --send-xxxx.
Merge pull request #5 from mk01/zevo

bug fix:
doc update
possibility to ad-hoc override =false for com.sun:auto-snapshot

(--include-all parameter)
Merge pull request #6 from mk01/zevo

--include-all and correction in help
add daily, frequent, monthly & weekly script runs
Merge pull request #7 from kaazoo/master

add LaunchDaemon files for missing intervals