Refactored tests for es loader.
Merge branch 'master' of https://github.com/Valtech-NAS/Beta
Change the common lib to 4.5.1 and update other projects to use it.
Merge branch 'master' of https://github.com/Valtech-NAS/Beta

Conflicts:
	src/SFA.Apprenticeships.Legacy.VacancyImport.sln
Remove orig files.
Merge branch 'master' of https://github.com/Valtech-NAS/Beta

Conflicts:
	src/SFA.Apprenticeships.Services.WorkerRole.VacancyEtl/EtlWorkerRole.cs
Refactored ref data service entities/interfaces into common
Merge branch 'master' of https://github.com/Valtech-NAS/Beta

Conflicts:
	src/SFA.Apprenticeships.Common.Messaging.IntegrationConsole/Program.cs
	src/SFA.Apprenticeships.Legacy.VacancyImport.sln
	src/SFA.Apprenticeships.Services.VacancyEtl.Azure/SFA.Apprenticeships.Services.VacancyEtl.Azure.ccproj
	src/SFA.Apprenticeships.Services.VacancyEtl/Consumers/VacancySummaryConsumerSync.cs
	src/SFA.Apprenticeships.Services.VacancyEtl/EtlWorkerRole.cs