Encode should be called only for strings

If not string provided as arg to print_to_output
it should not be encoded, and lets assume that proper unicode handling
will be done in custom print_method

Change-Id: If0c03571ccc7513fe85c38477ad9750ad9d82e97
Closes-Bug: #1330485
Fixed spelling error for fuel CLI tool

"fuel network --help" command responded with
a spelling error (derectory instead of directory).
The spelling error is corrected with this fix.

Change-Id: Iaede42c27a56e8cd4730fea38f8860b8e19ef8f9
Closes-Bug: 1333653
Add tox to test-requirements.txt

Change-Id: I0f4e1a28149dee06f6e8496b68fb4bc518c108b1
Closes-bug: #1333789
Merge "Add tox to test-requirements.txt"
Long comments fix on settings tab

Closes-Bug:#1332078

Change-Id: I87e64833ecedda686bab6e9c3f25d8133b4de404
Merge "Encode should be called only for strings"
Merge "Long comments fix on settings tab"
Add default password for admin user
Merge branch 'fuelmenu' into authx