Make possible work of fuel cli without terminal

Registered by Alexandr Notchenko

When called "fuel deploy --env 1" without terminal, error is occurring

Traceback (most recent call last):
  File "/usr/local/bin/fuel", line 1649, in <module>
    actions[current_action]["action"](parsed_params)
  File "/usr/local/bin/fuel", line 830, in deploy
    print_method=print_deploy_progress)
  File "/usr/local/bin/fuel", line 90, in print_to_output
    print_method(arg)
  File "/usr/local/bin/fuel", line 845, in print_deploy_progress
    stdscr = curses.initscr()
  File "/usr/lib64/python2.6/curses/__init__.py", line 33, in initscr
    fd=_sys.__stdout__.fileno())
_curses.error: setupterm: could not find terminal
[root@fuelweb ~]# exit
logout

Blueprint information

Status:
Complete
Approver:
Dmitry Pyzhov
Priority:
Low
Drafter:
None
Direction:
Approved
Assignee:
Alexandr Notchenko
Definition:
Approved
Series goal:
Accepted for 4.0.x
Implementation:
Implemented
Milestone target:
milestone icon 4.0
Started by
Dmitry Pyzhov
Completed by
Dmitry Pyzhov

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Gerrit topic: https://review.openstack.org/#q,topic:bp/fuel-cli-without-terminal,n,z

Addressed by: https://review.openstack.org/55863
    print depoyment without terminal

(?)

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