Fixes some bad strings and comments from code review.

Author: Chris Wilson

apps/sparkpost-samples-app/src/main/java/com/sparkpost/error/samples/BadApiKeyErrorSample.java

@@ -36,9 +36,9 @@ private void runApp() throws SparkPostException, IOException {
         try {
             ResourceSendingDomains.list(connection);
 
-            throw new IllegalStateException("Error: Expected SparkPostAuthorizationFailedException");
+            throw new IllegalStateException("Error: Expected SparkPostAccessForbiddenException");
         } catch (SparkPostAccessForbiddenException e) {
-            System.out.println("GOOD: Sucecssfuly got a SparkPostAuthorizationFailedException");
+            System.out.println("GOOD: Sucecssfuly got a SparkPostAccessForbiddenException");
         }
 
     }

libs/sparkpost-lib/src/main/java/com/sparkpost/transport/RestConnection.java

@@ -144,7 +144,7 @@ private HttpURLConnection createConnectionObject(String path, Method method) thr
                     break;
                 case PUT:
                     conn.setRequestMethod("PUT");
-                    // we write the POST data to the "output" stream:
+                    // we write the PUT data to the "output" stream:
                     conn.setDoOutput(true);
                     if (logger.isDebugEnabled()) {
                         logger.debug("PUT " + path);