Generalize deprecated_tags validation to outdated_tags validation

Add check for missing addTags go outdated_tags validation (close #6043, close #6042)

test/index.html

@@ -148,11 +148,11 @@
     <script src='spec/validations/validator.js'></script>
     <script src='spec/validations/almost_junction.js'></script>
     <script src='spec/validations/crossing_ways.js'></script>
-    <script src='spec/validations/deprecated_tag.js'></script>
     <script src='spec/validations/disconnected_way.js'></script>
     <script src='spec/validations/missing_role.js'></script>
     <script src='spec/validations/missing_tag.js'></script>
     <script src='spec/validations/old_multipolygon.js'></script>
+    <script src='spec/validations/outdated_tags.js'></script>
     <script src='spec/validations/tag_suggests_area.js'></script>
 
     <script src='spec/operations/detach_node.js'></script>

test/spec/validations/outdated_tags.js

@@ -1,4 +1,4 @@
-describe('iD.validations.deprecated_tag', function () {
+describe('iD.validations.outdated_tags', function () {
     var context;
 
     beforeEach(function() {
@@ -18,7 +18,7 @@ describe('iD.validations.deprecated_tag', function () {
     }
 
     function validate() {
-        var validator = iD.validationDeprecatedTag();
+        var validator = iD.validationOutdatedTags();
         var changes = context.history().changes();
         var entities = changes.modified.concat(changes.created);
         var issues = [];
@@ -44,7 +44,7 @@ describe('iD.validations.deprecated_tag', function () {
         var issues = validate();
         expect(issues).to.have.lengthOf(1);
         var issue = issues[0];
-        expect(issue.type).to.eql('deprecated_tag');
+        expect(issue.type).to.eql('outdated_tags');
         expect(issue.severity).to.eql('warning');
         expect(issue.entities).to.have.lengthOf(1);
         expect(issue.entities[0].id).to.eql('w-1');