More javadoc warning fixes

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@274489 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/taskdefs/optional/ssh/SSHExec.java

@@ -123,8 +123,8 @@ public class SSHExec extends SSHBase {
     }
 
     /**
-     * Should the output be appended to the file given in
-     * <code>setOutput</code> ? Default is false, that is, overwrite
+     * Determines if the output is appended to the file given in
+     * <code>setOutput</code>. Default is false, that is, overwrite
      * the file.
      *
      * @param append  True to append to an existing file, false to overwrite.

src/main/org/apache/tools/ant/util/WeakishReference.java

@@ -73,7 +73,7 @@ public abstract class WeakishReference  {
     /**
      * create the appropriate type of reference for the java version
      * @param object
-     * @return
+     * @return reference to the Object.
      */
     public static WeakishReference createReference(Object object) {
         if(referenceConstructor==null) {