Generate tasks with the specific workload to occupy CPU resource. For users to observe system behavior under tight CPU resource

##SYNOPSIS cpu-eater [OPTIONS]

##OPTIONS -c, --core Set usage on specific cpus. Default means every core.

-h
	Print a usage message briefly summarizing these command-line options and the bug-reporting address, then exit.

-i, --interval
	Set sample rate. Default is 1 sec

-u, --usage
	Set how much CPU resource you want to occupy. Default is 0.

-v, --version
	Print the version number of cpu-eater to the standard output.

##Author Written by Daniel Tai

##LICENSE The MIT License (MIT)

Copyright (c) 2014 danielk1031

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.