Remove trailing whitespace (#3668)

Foundation/include/Poco/SimpleFileChannel.h

@@ -40,15 +40,15 @@ class Foundation_API SimpleFileChannel: public Channel
 	/// by a newline.
 	///
 	/// Chain this channel to a FormattingChannel with an
-	/// appropriate Formatter to control what is in the text. 
+	/// appropriate Formatter to control what is in the text.
 	///
 	/// Log file rotation based on log file size is supported.
 	///
-	/// If rotation is enabled, the SimpleFileChannel will 
+	/// If rotation is enabled, the SimpleFileChannel will
 	/// alternate between two log files. If the size of
 	/// the primary log file exceeds a specified limit,
 	/// the secondary log file will be used, and vice
-	/// versa. 
+	/// versa.
 	///
 	/// Log rotation is configured with the "rotation"
 	/// property, which supports the following values:
@@ -88,20 +88,20 @@ public:
 
 	void open();
 		/// Opens the FileChannel and creates the log file if necessary.
-		
+
 	void close();
 		/// Closes the FileChannel.
 
 	void log(const Message& msg);
 		/// Logs the given message to the file.
-		
+
 	void setProperty(const std::string& name, const std::string& value);
-		/// Sets the property with the given name. 
-		/// 
+		/// Sets the property with the given name.
+		///
 		/// The following properties are supported:
 		///   * path:          The primary log file's path.
 		///   * secondaryPath: The secondary log file's path.
-		///   * rotation:      The log file's rotation mode. See the 
+		///   * rotation:      The log file's rotation mode. See the
 		///                    SimpleFileChannel class for details.
 		///   * flush:         Specifies whether messages are immediately
 		///                    flushed to the log file. See the SimpleFileChannel
@@ -114,7 +114,7 @@ public:
 
 	Timestamp creationDate() const;
 		/// Returns the log file's creation date.
-		
+
 	UInt64 size() const;
 		/// Returns the log file's current size in bytes.