revert Channels arg to Make_Movie and add new ChannelsExtended
merge dev_4_4 -D org: PR 67 (Allow passing extra channel rendering options to Make_Movie script (see ...)
merge dev_4_4 -D org

Repository: ome/scripts
Updating bef5c0c..1f1fceb
Merged PRs (fast-forward):
  # PR 65 sbesson 'Drop --use-mirrors from .travis.yml (rebased onto dev_4_4)'

Merged PRs:
  # PR 67 cneves 'Allow passing extra channel rendering options to Make_Movie script (see ...'

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