Fix Syntax error in SourceHgWeb.php with PHP 5.5
Fix Syntax error in SourceHgWeb.php with PHP 5.5

Fixes #265

mantisbt-plugins/source-integration,make-all/source-integration,mantisbt-plugins/source-integration,dregad/source-integration,make-all/source-integration,mantisbt-plugins/source-integration,dregad/source-integration,dregad/source-integration,make-all/source-integration