Remove redundant "return" statements from the end of void methods (with

help from intellij)

src/com/fsck/k9/activity/MessageList.java

@@ -425,12 +425,10 @@ public class MessageList
             // In multiselect mode make sure that clicking on the item results
             // in toggling the 'selected' checkbox.
             setSelected(message, !message.selected);
-            return;
         }
         else
         {
             onOpenMessage(message);
-            return;
         }
     }
 

src/com/fsck/k9/activity/setup/AccountSetupBasics.java

@@ -271,7 +271,6 @@ public class AccountSetupBasics extends K9Activity
              * manual setup.
              */
             onManualSetup();
-            return;
             }
     }
 

src/com/fsck/k9/mail/store/ImapStore.java

@@ -3220,7 +3220,6 @@ public class ImapStore extends Store
             catch (Exception e)
             {
                 Log.e(K9.LOG_TAG, "Cannot remove EXPUNGEd messages", e);
-                return;
             }
 
         }

src/com/fsck/k9/mail/store/LocalStore.java

@@ -4665,7 +4665,6 @@ public class LocalStore extends Store implements Serializable
             if (mMessageId != null) super.setMessageId(mMessageId);
 
             mMessageDirty = false;
-            return;
         }
 
         public String getPreview()

src/com/fsck/k9/mail/store/WebDavStore.java

@@ -2062,7 +2062,6 @@ public class WebDavStore extends Store
         {
             Log.e(K9.LOG_TAG, "Unimplemented method setFlags(Flag[], boolean) breaks markAllMessagesAsRead and EmptyTrash");
             // Try to make this efficient by not retrieving all of the messages
-            return;
         }
     }