Lagrange [release]

Fixed running under KMSDRM video driver on Linux

Sun Aug 29 15:52:06 2021 +0300

SDL2 works fine without a window system, but it seems the DPI-querying

API will crash so let's not call that.

Should still add command line options to control the screen resolution,

i.e., overriding the window size.

 src/app.c       | 14 +++++++++++++-
 src/app.h       |  2 ++
 src/ui/window.c | 13 ++++++++-----
 3 files changed, 23 insertions(+), 6 deletions(-)