Task #8437: Added Docker dependency for pipeline framework, to allow querying...

Task #8437: Added Docker dependency for pipeline framework, to allow querying Docker image information during CMake build

CEP/Pipeline/recipes/CMakeLists.txt

 # $Id$
 
-lofar_package(Pipeline-Recipes 0.1)
+lofar_package(Pipeline-Recipes 0.1 DEPENDS Docker)
 
 # The pipeline.cfg needs to know whether QPID is installed
 include(LofarFindPackage)