Minor Javadoc cleanups (#64)

diff --git a/src/main/java/org/apache/maven/plugins/announcement/AnnouncementMojo.java b/src/main/java/org/apache/maven/plugins/announcement/AnnouncementMojo.java
index 0cd7428..a86ca3f 100644
--- a/src/main/java/org/apache/maven/plugins/announcement/AnnouncementMojo.java
+++ b/src/main/java/org/apache/maven/plugins/announcement/AnnouncementMojo.java
@@ -239,9 +239,6 @@
 
     /**
      * The path of the changes.xml file.
-     *
-     * @parameter expression="${basedir}/src/changes/changes.xml"
-     * @required
      */
     @Parameter(defaultValue = "${basedir}/src/changes/changes.xml")
     private File xmlPath;
diff --git a/src/main/java/org/apache/maven/plugins/jira/JqlQueryBuilder.java b/src/main/java/org/apache/maven/plugins/jira/JqlQueryBuilder.java
index f7330e2..601c600 100644
--- a/src/main/java/org/apache/maven/plugins/jira/JqlQueryBuilder.java
+++ b/src/main/java/org/apache/maven/plugins/jira/JqlQueryBuilder.java
@@ -90,7 +90,7 @@
     }
 
     /**
-     * When both {@link #fixVersion(String)} and {@link #fixVersionIds(String)} are used then you will probably end up
+     * When both {@code #fixVersion(String)} and {@link #fixVersionIds(String)} are used, then you will probably end up
      * with a JQL query that is valid, but returns nothing. Unless they both only reference the same fixVersion
      *
      * @param fixVersion a single fix version