Changed objectivetree, summaryTree to new layout for #136
Added rest client for workflow details for #105
Simple querying for #105
Updated PlanParserTest plans to new schema version after 48cd3cf44b87cd327c1898229b471fdfa94e412f, Updated SparqlResults test after ba8763c0a0bf46e49ca8c471362f0f5ad41cb8dc
Refactored return of service registries for #105

* Service registries return IPreservationActionInfo
* URL of workflow now includes workflow version
* Added initial myExperiment specific output in alternatives view
Refactored PreservationActionDefinition, ActionInfo for #105, Fixed display of registry logos

* Created new IServiceInfo, IActionInfo, PreservationActionInfo
* Created TavernaServices class for lazy loading