Tests for loading KotlinSignature annotation for constructors

#KT-2774 In Progress

compiler/testData/loadJava/kotlinSignature/ConstructorWithoutParams.java

@@ -0,0 +1,10 @@
+package test;
+
+import java.util.*;
+import jet.runtime.typeinfo.KotlinSignature;
+
+public class ConstructorWithoutParams {
+    @KotlinSignature("fun ConstructorWithoutParams()")
+    public ConstructorWithoutParams() {
+    }
+}