.travis.yml: make macosx builds compile again
This patch set avoids the call to submodule update (was not necessary), and fixes linking with libunistring.
- Code modified for feature
- Any issues marked for closing are addressed
- There is a test suite reasonably covering new functionality or modifications
Function naming, parameters, return values, types, etc., are consistent and according to
- This feature/change has adequate documentation added
- No obvious mistakes in the code