delete old VMs script

Based on #893
- renamed/reworked script
- deduplicated functions
Function to retrieve the list of workers
Remove typo in InfoBlock

_itype vs itype
Merge pull request #1294 from mfalesni/worker-list

Function to retrieve the list of workers
Artifactor Reporter now outputs Slave ID
Merge pull request #1296 from psav/report_slave

Artifactor Reporter now outputs Slave ID
Merge pull request #1108 from seandst/pr893

delete old VMs script
Fix my erorr during deverpickization
minor test fixes
Added conf inheritance
Reporting fell over whilst tests were in progress
Merge pull request #1301 from psav/fix_reporter_slave

Reporting fell over whilst tests were in progress
Merge pull request #1299 from dajohnso/more_tests_fixes

minor test fixes
Merge pull request #1297 from mfalesni/fix-ns-tests

Fix my error during deverpickization in test_namespace
Fix quadicons in datastore analysis
Update docs
Fix list accordion xpath locs
Merge pull request #1302 from jkrocil/fix-datastore-analysis

Fix quadicons in datastore analysis
Skip Genealogy test on RHEV
SOAP should now not fail due to setup_infrastructure_providers
Merge pull request #1304 from mfalesni/skip-genealogy-rhevm

Skip Genealogy test on RHEV
Fixed the template tester script again :(