add ux information collection (1)
some styleguide changers
fixed conflict with startDialog
Merge branch 'master' of https://github.com/qreal/qreal into uxInfo

Conflicts:
	plugins/robots/nxtGenerator/nxtGenerator_ru.ts
	plugins/robots/robotsInterpreter/robotsInterpreter_ru.ts
	qrutils/qrutils.pri
small fix
added check if write failed
comments added
revert robots ts files
fixed kernel tests
after review changers (1)
Merge branch 'master' of https://github.com/qreal/qreal into uxInfo
after review changes (2)
Merge branch 'fix1096' of git://github.com/dvvrd/qreal
Merge branch 'fix1139' of git://github.com/dvvrd/qreal
Merge branch 'fix1144' of git://github.com/dvvrd/qreal
Merge branch 'fix1024' of git://github.com/dvvrd/qreal
Merge branch 'fix1155' of git://github.com/dvvrd/qreal
Merge branch 'fix1141' of git://github.com/dvvrd/qreal
Fixed #1163
2D model is default now