resizable lanes, restoring elements size
Merge branch 'master' of https://github.com/qreal/qreal into containers
Fixed bug with loop line, which connected to line port.
More styleGuide.
moving children out of container (there are bugs with container expanding)
parent highlighting fixed
Some refactoring.
container folding button changed
fixed container expantion bug
Merge branch 'containers' of github.com:Ashatta/qreal into containers
Merge branch 'bugFix' of github.com:rustam-azimov/qreal
minor optimization fixes
fixed aligning of square links
quick element moving with grid fix
elements in sorting container fix
no expanding containers
Delete edge if container was deleted.
Delete edge with container.
jumps of elements in sorting container are fixed
Merge branch 'Elements' of https://github.com/IrinaShkviro/qreal