add footpath window
add path window invalidate and paint
Merge branch 'master'
add left over footpath window events
Merge branch 'master' into path-window
add path dropdowns and disabled widgets
Merge branch 'master' into path-window
add provisional and placement of paths
fix construct path bridge or tunnel button
improve footpath code
Merge branch 'master'
add cancel and set tool along with path refactor
add path removal
Merge branch 'master' into path-window
Merge branch 'master' into path-window
Merge branch 'master' into path-window
make footpath window use game_do_command
Merge branch 'master' into path-window
use written cancel tool function