Add circular reference example for Eclipse bug report.

examples/src/main/java/org/interfacegen/examples/circular/One.java

@@ -0,0 +1,17 @@
+package org.interfacegen.examples.circular;
+
+import org.interfacegen.GenInterface;
+import org.interfacegen.examples.circular.foo.ITwo;
+
+@GenInterface
+public class One implements IOne {
+	@Override
+	public ITwo getTwo() {
+		return null;
+	}
+
+	@Override
+	public IThree getThree() {
+		return null;
+	}
+}

examples/src/main/java/org/interfacegen/examples/circular/Three.java

@@ -0,0 +1,7 @@
+package org.interfacegen.examples.circular;
+
+import org.interfacegen.GenInterface;
+
+@GenInterface
+public class Three implements IThree {
+}

examples/src/main/java/org/interfacegen/examples/circular/foo/Two.java

@@ -0,0 +1,7 @@
+package org.interfacegen.examples.circular.foo;
+
+import org.interfacegen.GenInterface;
+
+@GenInterface
+public class Two implements ITwo {
+}