remove obsolete getters, add new getters of test datas
remove obsolete getters, add new getters of test datas

JetBrains/teamcity-nuget-support,stormleoxia/teamcity-nuget-support,JetBrains/teamcity-nuget-support,JetBrains/teamcity-nuget-support,JetBrains/teamcity-nuget-support,stormleoxia/teamcity-nuget-support,stormleoxia/teamcity-nuget-support