Disk utilisation plugin.

Returns metrics for all devices listed by iostat that do not start with
'dm-'. The metric is the %util over a period of 5 seconds from when the
check is run.
Fixes #104 - consistency in formatting and units on response time message
Merge pull request #105 from stevelle/bug-104

Fixes #104 - consistency in formatting and units on response time msg
updates for 10.0.0
Merge pull request #103 from git-harry/cdm

Disk utilisation plugin.
Merge pull request #108 from mancdaz/10.0.0

updates for 10.0.0
Change uint32 ms types to double

We are dealing w/ floats here so the metric type needs to be updated
accordingly.

Closes #106
Simple script to connect to MaaS and test all checks

This script needs some work, but will form the basis of a tool to
validate that all checks (plugins) are still working after a change.
Merge pull request #109 from mattt416/add_check_test_script

Simple script to connect to MaaS and test all checks
Merge pull request #107 from mattt416/fix_types

Change uint32 ms types to double
Add Support for multiple versions of OMSA

* Add list of supported versions
* Adjust error message to reflect this
* Set checks for Start of line on Health/Status

Fixes #111
Merge pull request #113 from andymcc/master

Add Support for multiple versions of OMSA
Rename and add more functionality to maas tool

This change renames check_maas_plugins.py to rpc_maas_tool.py and adds
some functionality to mass delete checks and to print open alarms.
This is useful for a prod environments where you want to quickly see
what is currently down or for test environments where you need to
quickly delete all checks.
Merge pull request #117 from mattt416/update_maas_tool

Rename and add more functionality to maas tool