Merge pull request #470 from morrme/ignoresechandshake

secret-handshake: add hint to @Ignore annotations

exercises/secret-handshake/src/test/java/HandshakeCalculatorTest.java

                 handshakeCalculator.calculateHandshake(1));
     }
 
-    @Ignore
+    @Ignore("Remove to run test")
     @Test
     public void testThatInput2YieldsADoubleBlink() {
         assertEquals(
                 handshakeCalculator.calculateHandshake(2));
     }
 
-    @Ignore
+    @Ignore("Remove to run test")
     @Test
     public void testThatInput4YieldsACloseYourEyes() {
         assertEquals(
                 handshakeCalculator.calculateHandshake(4));
     }
 
-    @Ignore
+    @Ignore("Remove to run test")
     @Test
     public void testThatInput8YieldsAJump() {
         assertEquals(
                handshakeCalculator.calculateHandshake(8));
     }
 
-    @Ignore
+    @Ignore("Remove to run test")
     @Test
     public void testAnInputThatYieldsTwoActions() {
         assertEquals(
                 handshakeCalculator.calculateHandshake(3));
     }
 
-    @Ignore
+    @Ignore("Remove to run test")
     @Test
     public void testAnInputThatYieldsTwoReversedActions() {
         assertEquals(
                handshakeCalculator.calculateHandshake(19));
     }
 
-    @Ignore
+    @Ignore("Remove to run test")
     @Test
     public void testReversingASingleActionYieldsTheSameAction() {
         assertEquals(
                 handshakeCalculator.calculateHandshake(24));
     }
 
-    @Ignore
+    @Ignore("Remove to run test")
     @Test
     public void testReversingNoActionsYieldsNoActions() {
         assertEquals(
                 handshakeCalculator.calculateHandshake(16));
     }
 
-    @Ignore
+    @Ignore("Remove to run test")
     @Test
     public void testInputThatYieldsAllActions() {
         assertEquals(
                 handshakeCalculator.calculateHandshake(15));
     }
 
-    @Ignore
+    @Ignore("Remove to run test")
     @Test
     public void testInputThatYieldsAllActionsReversed() {
         assertEquals(
                 handshakeCalculator.calculateHandshake(31));
     }
 
-    @Ignore
+    @Ignore("Remove to run test")
     @Test
     public void testThatInput0YieldsNoActions() {
         assertEquals(
                 handshakeCalculator.calculateHandshake(0));
     }
 
-    @Ignore
+    @Ignore("Remove to run test")
     @Test
     public void testThatInputWithLower5BitsNotSetYieldsNoActions() {
         assertEquals(