Release Name: 1.4.9

Notes: First release of MacOS X support. Thanks to Timur Hairulin. Now C/C++ toolset gcc_darwin is available. First release of Qt4 lupdate support. Thanks to Igor Mironchick. Now Qt4-generator has method ts(file) to add .ts-file, lupdate_name to specify custom name of lupdate tool, lupdate_options to specify custom options for lupdate tool.