little title changes.
delete some commented code.
Merge branch 'titleItems' of https://github.com/VladimirGl/qreal into titleItems
Merge branch 'master' into titleItems
Merge branch 'master' of git://github.com/qreal/qreal into titleItems
Stretching of title implementation.
Merge branch 'titleItems' of https://github.com/rustam-azimov/qreal into titleItems
Stretching title for the right bottom corner.
Merge branch 'titleItems' of https://github.com/rustam-azimov/qreal into titleItems
Title element pos and width saved to the repo.
Merge branch 'titleItems' of github.com:VladimirGl/qreal
made element titles paint themselves when there's no text inside
hacked property editor to serialize and deserialize value into composite string produced by ElementTitles. should be fixed with one more proxy model or something like that
added elements centering, fixed minimap bug
some fixes for vertical titles
small fix for loading old saves with html markup
added preference option to disable move and resize of labels
renamed ElementTitle to Label
fixed some compiler warnings in generated code
fixed translations