Remove unsupported system_site_packages: true for Python 2.6 under Travis
Test scripts in multiple Python environments
merge dev_5_0 -D org: PR 78 (Travis fix)
merge dev_5_0 -D org

Repository: ome/scripts
Excluded PRs:
  # PR 77 will-moore 'Make movie format time 12254' (status: error)
Already up-to-date.

Merged PRs:
  # PR 78 sbesson 'Travis fix'

Generated by OMERO-5.0-merge-daily#656 (http://ci.openmicroscopy.org/job/OMERO-5.0-merge-daily/656/)