Cannot run tests which have non-ascii characters (diretories, files)

What steps will reproduce the problem?
1. Create a maven project and put tests and suites in 'src/test' directory, and 
tests and suites have non-ascii characters (Chinese) 
2. Invoke 'mvn integration-test' to run the tests

What is the expected output? What do you see instead?
It should executes the tests but it gives the error message that cannot find 
any tests

[ ERROR ] Suite 'Test' contains no tests.

Try --help for usage information.

What version of the product are you using? On what operating system?
OS: Win7
RF: 2.8.1
RF maven plugin: 1.2

Please provide any additional information below.

Original issue reported on code.google.com by frankbp@gmail.com on 14 Jan 2014 at 8:46

Dylan2010 / robotframework-maven-plugin

Cannot run tests which have non-ascii characters (diretories, files) #33