added new method setWindow and set minmal and maximum size of window
some mistakes pointed by Grzesiek
corrected wrong characters.
made changed pointed by Łukasz
some problems with github
made some changed pointed by Lukasz
Merge branch 'Issue#44' of https://github.com/wszib-kolo/sapper into Issue#44
made some changed pointed by Lukasz
Deleted if and removed variable
corrected wrong characters
Deleting unnecessary files, insignificant changes in other files
Deleting unnecessary files: .settings
Updating local master repository.
Merge branch 'master' of https://github.com/wszib-kolo/sapper
resolving confict
Removed unnecessary comments