Werk #5982: BI: Only show bulk move action when targets are available

Component	Setup
Title	BI: Only show bulk move action when targets are available
Date	Apr 16, 2018
Level	Trivial Change
Class	Bug Fix
Compatibility	Compatible - no manual interaction needed
Checkmk versions & editions	1.6.0b1 Checkmk Community, Checkmk Pro, Checkmk Ultimate MT 1.5.0b2 Checkmk Community, Checkmk Pro, Checkmk Ultimate MT

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