Improve armem prediction interface

Closes #99 (closed)

Improves the infrastructure for armem predictions.

This MR's branch is based on the linear-prediction branch, so that should be merged first.

source/RobotAPI/components/armem/server/ExampleMemory/ExampleMemory.cpp

@@ -27,9 +27,9 @@
 
 #include <SimoxUtility/algorithm/string.h>
 
-#include <RobotAPI/libraries/armem/client/Prediction.h>
 #include <RobotAPI/libraries/armem/client/query/Builder.h>
 #include <RobotAPI/libraries/armem/core/error.h>
+#include <RobotAPI/libraries/armem/core/Prediction.h>
 #include <RobotAPI/libraries/armem/core/ice_conversions.h>
 #include <RobotAPI/libraries/armem/server/MemoryRemoteGui.h>
 
@@ -72,6 +72,9 @@ namespace armarx
         workingMemory().addCoreSegment("ExampleData", armem::example::ExampleData::ToAronType());
         workingMemory().addCoreSegment("LinkedData", armem::example::LinkedData::ToAronType());
 
+        // We support the "Latest" prediction engine for the entire memory.
+        workingMemory().addPredictionEngine({"Latest"});
+
         // For illustration purposes, we add more segments (without types).
         bool trim = true;
         p.core.defaultCoreSegments = simox::alg::split(p.core._defaultSegmentsStr, ",", trim);
@@ -228,7 +231,7 @@ namespace armarx
     armem::prediction::data::PredictionResult
     ExampleMemory::predictSingle(const armem::prediction::data::PredictionRequest& request)
     {
-        armem::client::PredictionResult result;
+        armem::PredictionResult result;
 
         std::string engine = request.settings.predictionEngineID;
         if (engine.empty() || engine == "Latest")
@@ -275,12 +278,6 @@ namespace armarx
         return result.toIce();
     }
 
-    armem::prediction::data::EngineSupportMap
-    ExampleMemory::getAvailableEngines()
-    {
-        return {{armarx::toIce<armem::data::MemoryID>(workingMemory().id()), {{"Latest"}}}};
-    }
-
     // REMOTE GUI
 
     void ExampleMemory::createRemoteGuiTab()