openrtm_aist: 1.1.0-20 in 'indigo/distribution.yaml' [bloom]

Increasing version of package(s) in repository `openrtm_aist` to `1.1.0-20`:

- upstream repository: http://svn.openrtm.org/OpenRTM-aist/tags/RELEASE_1_1_0/OpenRTM-aist/
- release repository: https://github.com/tork-a/openrtm_aist-release.git
- distro file: `indigo/distribution.yaml`
- bloom version: `0.5.12`
- previous version for package: `1.1.0-17`