Upgraded shell, fixed session timeout message

[osherdp]

-Enabled running all kinds of tests in the shell
-Enable running with debug in the shell
-Print imported resources in the shell
-Updated session timeout message to suggest test timed out

[coveralls]

Pull Request Test Coverage Report for Build 1261

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 128 unchanged lines in 4 files lost coverage.
• Overall coverage decreased (-0.4%) to 84.795%

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Files with Coverage Reduction	New Missed Lines	%
.tox/py36/lib/python3.6/site-packages/rotest/management/utils/shell.py	32	41.89%
.tox/py37/lib/python3.7/site-packages/rotest/management/utils/shell.py	32	41.89%
.tox/py27/lib/python2.7/site-packages/rotest/management/utils/shell.py	32	41.89%
.tox/py35/lib/python3.5/site-packages/rotest/management/utils/shell.py	32	41.89%

Totals
Change from base Build 1252:	-0.4%
Covered Lines:	12364
Relevant Lines:	14581

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💛 - Coveralls

[AppVeyorBot]

✅ Build rotest 1.0.1257 completed (commit f1b6a72c25 by @gregoil)