Update KMS, Language, and Logging folders. (#990)

* Updated kms/.

* Updated language/

* Updated logging/

* Resolve project conflict between logging and error reporting.

* Fixed missing checkstyle violoations.

Author: kurtisvg

samples/snippets/src/main/java/com/example/logging/logback/Quickstart.java

@@ -1,22 +1,23 @@
 /*
-  Copyright 2017 Google Inc.
-
-  Licensed under the Apache License, Version 2.0 (the "License");
-  you may not use this file except in compliance with the License.
-  You may obtain a copy of the License at
-
-      http://www.apache.org/licenses/LICENSE-2.0
-
-  Unless required by applicable law or agreed to in writing, software
-  distributed under the License is distributed on an "AS IS" BASIS,
-  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-  See the License for the specific language governing permissions and
-  limitations under the License.
-*/
+ * Copyright 2017 Google Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 
 package com.example.logging.logback;
 
 // [START logback_quickstart]
+
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 

samples/snippets/src/main/java/com/example/logging/logback/enhancers/ExampleEnhancer.java

@@ -15,7 +15,9 @@
  */
 
 package com.example.logging.logback.enhancers;
+
 // [START logging_enhancer]
+
 import com.google.cloud.logging.LogEntry;
 import com.google.cloud.logging.LoggingEnhancer;