Added tooltips to project settings dialog
Disabled dependencies in project model for now
Fixed crash caused by directories within projects
Project model supports directories within projects
Merged top-level target menu into the new project menu
Moved 'Download' above 'Compile' in project menu
Added 'Download' to project right-click menu
Files can be dragged/dropped among project directories
Directories can be created/deleted from sidebar
Changed 'Add file' icon
Stay consistent with the words 'remove' and 'delete'
Fixed inconsistent menu icons and labels
Files can be added to any directory
Directories expand/collapse when double-clicked
In project sidebar, show dirs before files
A box below the sidebar shows project/file info
Files/directories can be opened in system's file browser
Common style sheet for KISS documentation
Moved common documentation elements to common folder
Fixed mutex crash in ensureStarted