v0.2.1

Author: CTLife

README.md

@@ -3,4 +3,4 @@
 + [Download PipiDABS](https://github.com/CTLife/PipiDABS/releases) and [set PATH environment variable](https://www.computerhope.com/issues/ch001647.htm) in Linux.       
 + Run "PipiDABS -h" to get some help.  
 + Examples are available in directory "examples".
-+ For comments, bug reports etc..., please visit [Issues](https://github.com/CTLife/PipiDABS/issues) or contact [Yong Peng](http://yongpeng.info). I will upgrade PipiDABS  to satisfy user needs as much as possible within 3 weeks.
++ For comments, bug reports etc..., please visit [Issues](https://github.com/CTLife/PipiDABS/issues) or contact [Yong Peng](http://yongpeng.info). I will upgrade PipiDABS  to satisfy user needs as much as possible within 4 weeks.