}
   }
 
+  /**
+   * Parse and check the include file name
+   * 
+   * @param includeToken
+   */
   private void checkFileName(int includeToken) {
     //<include-token> expr
     int start = scanner.getCurrentTokenStartPosition();
           IPath path = PHPFileUtil.determineFilePath(includeNameString, file, project);
 
           if (path == null) {
-            //              reportSyntaxError("File: " + expression.toStringExpression() + " doesn't exist in project: "
-            //                  + project.getLocation().toString(), literal.sourceStart, literal.sourceEnd);
+            // SyntaxError: "File: << >> doesn't exist in project."
             String[] args = { expression.toStringExpression(), project.getLocation().toString() };
             problemReporter.phpIncludeNotExistWarning(args, literal.sourceStart, literal.sourceEnd, referenceContext,
                 compilationUnit.compilationResult);
           } else {
             try {
-              //              String projectPath = ProjectPrefUtil.getDocumentRoot(file.getProject()).toString();
-              //              String filePath = file.getRawLocation().toString();
               String filePath = path.toString();
               String ext = file.getRawLocation().getFileExtension();
               int fileExtensionLength = ext == null ? 0 : ext.length() + 1;
 
 JavaEditorPreferencePage.escapeStringsSQ= &Escape text when pasting into a single quoted PHP string
 JavaEditorPreferencePage.addJavaDocTags= Add PHPdoc &tags
 JavaEditorPreferencePage.smartPaste= Pasting fo&r correct indentation
+JavaEditorPreferencePage.p_rtrim_on_save= Remove trailing spaces on editor save
 
 JavaEditorPreferencePage.smartHomeEnd= S&mart cursor positioning at line start and end
 JavaEditorPreferencePage.subWordNavigation= Smart cursor positioning in &PHP names