added reachability info to GraspCandidate

source/RobotAPI/interface/units/GraspCandidateProviderInterface.ice

@@ -61,6 +61,11 @@ module armarx
             ApertureType preshape;
             ApproachType approach;
         };
+        class GraspCandidateReachabilityInfo
+        {
+            bool reachable;
+            float minimumJointLimitMargin;
+        };
 
 
 
@@ -79,6 +84,7 @@ module armarx
 
             GraspCandidateSourceInfo sourceInfo; // (optional)
             GraspCandidateExecutionHints executionHints; // (optional)
+            GraspCandidateReachabilityInfo reachabilityInfo; // (optional)
         };