Thomas Goirand 9a17356854 Fix crashing "console log show"
Because of encoding issue, the "openstack console show log" is prone to
a stack dump, as explained in the bug report.

Use the stdout handle that has already been set up by cliff's App class
with a sane default encoding.

Change-Id: I4d8b0df7f16ee0463e638bb11276220e5b92023b
Closes-Bug: 1747862
2018-03-16 11:30:51 -05:00
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