LMS-2794: add a predicate delegate type

SVN: 24548

common/source/java/ch/systemsx/cisd/common/utilities/IPredicate.java

+package ch.systemsx.cisd.common.utilities;
+
+/**
+ * Delegate for a function T => boolean
+ * 
+ * @author jakubs
+ */
+public interface IPredicate<T>
+{
+    boolean execute(T arg);
+}