This commit makes rhcs_fence smarter about multiple fence calls. It also changes logging out to use Sys::Syslog. Some general cleanup to make the code easier to read as well.

Patch largely provided by Philipp Reisner (philipp.reisner@linbit.com) in http://git.drbd.org/gitweb.cgi?p=drbd-utils.git;a=commitdiff;h=2f3a7e60994e05e34eea5f4b9fd77b225ed5ad8a

Signed-off-by: Madison Kelly (digimer) <digimer@alteeve.ca>
Merge branch 'master' of github.com:digimer/rhcs_fence

Signed-off-by: Madison Kelly (digimer) <digimer@alteeve.ca>

Conflicts:
	rhcs_fence