Merge pull request #235 from abaradulkin/to_master

DF-291 refactored autotesting database logic
[DF-2399] - UIAggregatorControl's rect doesn't take child controls into account.
[DF-2389] - alternative representation for Yaml arrays is implemented.
Mistakenly committed ImageMagick libraries were reverted back.
[DF-2389] additional change - offset is increased for multiline YAML lists representation.