Anagram: Update tests and version

The tests and version number do not tally with the
problem-specifications repository.

Let’s update them.

exercises/anagram/.meta/version

@@ -1 +1 @@
-1.1.0
+1.2.0

exercises/anagram/src/test/java/AnagramTest.java

@@ -19,22 +19,6 @@ public class AnagramTest {
 
     @Ignore("Remove to run test")
     @Test
-    public void testDetectSimpleAnagram() {
-        Anagram detector = new Anagram("ant");
-        List<String> anagram = detector.match(Arrays.asList("tan", "stand", "at"));
-        assertThat(anagram, hasItem("tan"));
-        assertThat(anagram.size(), is(1));
-    }
-
-    @Ignore("Remove to run test")
-    @Test
-    public void testDoesNotConfuseDifferentDuplicates() {
-        Anagram detector = new Anagram("galea");
-        assertTrue(detector.match(Collections.singletonList("eagle")).isEmpty());
-    }
-
-    @Ignore("Remove to run test")
-    @Test
     public void testDetectMultipleAnagrams() {
         Anagram detector = new Anagram("master");
         List<String> anagrams = detector.match(Arrays.asList("stream", "pigeon", "maters"));
@@ -66,15 +50,6 @@ public class AnagramTest {
 
     @Ignore("Remove to run test")
     @Test
-    public void testIdenticalWordIsNotAnagram() {
-        Anagram detector = new Anagram("corn");
-        List<String> anagrams = detector.match(Arrays.asList("corn", "dark", "Corn", "rank", "CORN", "cron", "park"));
-        assertThat(anagrams, hasItem("cron"));
-        assertThat(anagrams.size(), is(1));
-    }
-
-    @Ignore("Remove to run test")
-    @Test
     public void testEliminateAnagramsWithSameChecksum() {
         Anagram detector = new Anagram("mass");
         assertTrue(detector.match(Collections.singletonList("last")).isEmpty());
@@ -106,13 +81,6 @@ public class AnagramTest {
 
     @Ignore("Remove to run test")
     @Test
-    public void testWordIsNotItsOwnAnagram() {
-        Anagram detector = new Anagram("banana");
-        assertTrue(detector.match(Collections.singletonList("Banana")).isEmpty());
-    }
-
-    @Ignore("Remove to run test")
-    @Test
     public void testIdenticalWordRepeatedIsNotAnagram() {
         Anagram detector = new Anagram("go");
         assertTrue(detector.match(Collections.singletonList("go Go GO")).isEmpty());