Implemented commandline params, updated README.md, added cpanfile, fixed couple of bugs

- Use Proc::Find instead of ps utility
- Use builtin kill instead of commandline utility
- Use setpriority instead of renice utility
- Implemented config parameter loopdelay
- Implemented config parameter cmddelay
- Implemented commandline parameter --config
- Added --help parameter
- Implemented commandline parameter --pidfile
- Added cpanfile and bootstrap.sh to bootstrap this daemon
- Optimized algo - do not send signals to already "signaled" processes, do not ionice already ioniced pids

bootstrap.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+# Защита от дурака
+if [[ -z $HOME ]]; then
+	echo "HOME variable is not defined, please set it up and re-run bootstrap script"
+	exit 1
+fi
+
+cpanm --installdeps --local-lib "$HOME/perl5"
+
+# vim: set ft=sh noet ai ts=4 sw=4 sts=4: