* terminal_strip:
Terminal strip item can saved / loaded to .qet file
See previous commit...
Move terminal strip drawer class in is own file
Fix wrong use of QStringLiteral and QLatin1String
Double click a TerminalStripItem open the editor
Minor change about checkable QAction of QetDiagramEditor
Minor : corrects a minor aesthetic defect when unbridge terminals
Revamp code
Add and move terminal strip item are now managed by undo command
TerminalStripItem : Draw terminal bridge
Terminal strip item can be added to diagram
Minor : add QGIUtility namespace