[openscad] Update to use correct version of qt
[openscad] Update to latest upstream
[dwm-git] Rebase with upstream and add new patches

Add a patch to only focus on a window when the mouse is clicked on it
Add a patch to create a new window above the currently selected window
rather than in the master area
[lpeg] Update to latest upstream
[mu-git] Update to latest upstream, remove merged patches