added saving generated code
added SystemEvents
clean
added CodeManager
added management of code and diagram tabs
minor changes
save and save as for code and another minor changes
usual saving, window title and star for modified files
'new'
Create README.md
qreal
physics w
physics ww
physics
Merge branch 'master' of https://github.com/qreal/qreal into phys
Merge branch 'master' of https://github.com/qreal/qreal into phys
fixed bugs
merge, textmanager
printing text tab, generation from any dir for trikgen
Interaction robot with circular walls added