Fixed #1017
Fixed #1022
Merge pull request #1025 from dvvrd/fix1022

Fixed #1022
Merge pull request #1021 from dvvrd/robots

Fixed #1006
Fixed #1023
Merge branch 'master' of github.com:qreal/qreal into fix1017
Removed reference ownership comments
Merge pull request #1020 from dvvrd/fix1017

Fixed #1017
Merge pull request #1026 from dvvrd/fix1023

Fixed #1023
fixed #1018
Merge pull request #1029 from qreal/#1018

fixed #1018
Fixed #1030