Az/update faq

[azhavoro]

Added a couple of questions to the FAQ page

How has this been tested?

N/A

Checklist

• I submit my changes into the develop branch
• I have added description of my changes into CHANGELOG file
• I have updated the documentation accordingly
• I have added tests to cover my changes
• I have linked related issues (read github docs)
• I have increased versions of npm packages if it is necessary (cvat-canvas,
  cvat-core, cvat-data and cvat-ui)

License

• I submit my code changes under the same MIT License that covers the project.
  Feel free to contact the maintainers if that's a concern.
• I have updated the license header for each file (see an example below)

# Copyright (C) 2020 Intel Corporation
#
# SPDX-License-Identifier: MIT

[bsekachev]

Just clarification. By default always Tasks and Models are exist.

[coveralls]

Pull Request Test Coverage Report for Build 6697

• 0 of 0 changed or added relevant lines in 0 files are covered.
• 105 unchanged lines in 2 files lost coverage.
• Overall coverage increased (+0.02%) to 69.062%

---

Files with Coverage Reduction	New Missed Lines	%
src/frames.js	3	23.31%
src/session.js	102	54.35%

Totals
Change from base Build 6672:	0.02%
Covered Lines:	11182
Relevant Lines:	15673

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💛 - Coveralls