Fixed the checkstyle errors

src/checkstyle/com/puppycrawl/tools/checkstyle/ConfigurationLoader.java

@@ -58,18 +58,19 @@ class ConfigurationLoader
     private final XMLReader mParser;
     /** the loaded configurations **/
     private Stack mConfigStack = new Stack();
-    /** the Configuration that is beeing built */
+    /** the Configuration that is being built */
     private Configuration mConfiguration = null;
 
     /**
      * Creates a new <code>ConfigurationLoader</code> instance.
+     * @param aOverrideProps overriding properties
      * @throws ParserConfigurationException if an error occurs
      * @throws SAXException if an error occurs
      */
     private ConfigurationLoader(Properties aOverrideProps)
         throws ParserConfigurationException, SAXException
     {
-        mOverrideProps = aOverrideProps; 
+        mOverrideProps = aOverrideProps;
         final SAXParserFactory factory = SAXParserFactory.newInstance();
         factory.setValidating(true);
         mParser = factory.newSAXParser().getXMLReader();

src/checkstyle/com/puppycrawl/tools/checkstyle/HardErrorHandler.java

@@ -1,3 +1,21 @@
+////////////////////////////////////////////////////////////////////////////////
+// checkstyle: Checks Java source code for adherence to a set of rules.
+// Copyright (C) 2001-2002  Oliver Burn
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+////////////////////////////////////////////////////////////////////////////////
 package com.puppycrawl.tools.checkstyle;
 
 import org.xml.sax.ErrorHandler;
@@ -24,7 +42,7 @@ class HardErrorHandler
     private HardErrorHandler()
     {
     }
-    
+
     /** @see org.xml.sax.ErrorHandler#warning(org.xml.sax.SAXParseException) */
     public void warning(SAXParseException aEx) throws SAXException
     {

src/checkstyle/com/puppycrawl/tools/checkstyle/PackageObjectFactory.java

@@ -1,3 +1,21 @@
+////////////////////////////////////////////////////////////////////////////////
+// checkstyle: Checks Java source code for adherence to a set of rules.
+// Copyright (C) 2001-2002  Oliver Burn
+//
+// This library is free software; you can redistribute it and/or
+// modify it under the terms of the GNU Lesser General Public
+// License as published by the Free Software Foundation; either
+// version 2.1 of the License, or (at your option) any later version.
+//
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+// Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public
+// License along with this library; if not, write to the Free Software
+// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+////////////////////////////////////////////////////////////////////////////////
 package com.puppycrawl.tools.checkstyle;
 
 import com.puppycrawl.tools.checkstyle.api.CheckstyleException;

src/checkstyle/com/puppycrawl/tools/checkstyle/api/Context.java

@@ -9,8 +9,9 @@
 //
 // This library is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  MainSee the GNU
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 // Lesser General Public License for more details.
+//
 // You should have received a copy of the GNU Lesser General Public
 // License along with this library; if not, write to the Free Software
 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA