* Updated DataDomain MIB, Added DataDomain Storage poller and discovery
* Fixed issues pre-commit issues
* Removed extra blank lines
* Make polling less redudant
* Remove blank line
* Remove device os detection since it's not needed. Add test data for DataDomain
* For better compatibility, we will check if the $index is null prior to adding the storage
* Fix: is undefined...
* Update datadomain.inc.php
* Update datadomain.inc.php
* Updated DataDomain MIB, Added DataDomain Storage poller and discovery
* Fixed issues pre-commit issues
* Removed extra blank lines
* Make polling less redudant
* Remove blank line
* Remove device os detection since it's not needed. Add test data for DataDomain
* Added json test file