changed setTitle to setItemText in graphicalScoreItem
added textpropertyeditwidget
fixed some tests
added positions for score data
modified project files for qt5
modified interfaces and GHB plugin
added app test projects
made a static lib from graphicsitemview
added musicitems tests
added more model tests
added plugins and treeview tests
finished migrating tests to Qt5
removed unnecessary files, edited README
added clang support
refactoring uml
renamed interactingiteminterface to ItemInteraction
rename interactingscore to scoreinteraction
rework uml
rename GraphicalScoreItem to ScoreGraphicsItem
fixed some bugs, removed ScorePropertiesItem from ScoreInteraction