Test Qt5 port
Merge of recent changes
Merge branch 'dev' into feature/qt5
Major bug seems to be fixed for qt5 (device dialog wasn't being closed)
remving link to Gecode because we don't need it here (and it caused the compilation to fail)
Merge branch 'dev' into feature/qt5
updating build script for Qt5
Merge branch 'feature/qt5' of https://github.com/i-score/i-score into feature/qt5
ignoring Qt creator user files on the repo
Update project to follow build script
Simplify pro-file
Merge branch 'dev' of https://github.com/i-score/i-score into feature/qt5
The Great Dead Code Prying Initiative

Joshua 1:9
Merge branch 'dev' into feature/qt5
remove references to removed files in i-score.pro
correction of some warnings signaled by cppcheck 1.66
Merge branch 'feature/qt5' of https://github.com/i-score/i-score into feature/qt5
Enablement of i-score on Windows
Fix for libxml on linux
Prevent deselection when clicking on the little arrows