Only render when stuff on-screen actually changes!

This means we can basically guarantee 0% CPU usage when nothing on the
screen is changing! There may still be some kinks to work out, but I've
tested most features and fixed any apparent bugs (including an unrelated
bug in the suspend feature which made it crash when resuming the process).

1 files changed, 0 insertions, 0 deletions

diff --git a/tui-lib b/tui-lib
-Subproject 878e55e7c2a203d89fb1dad83ba6d6d8751b521
+Subproject 3f76094c554c23ee3519f41458a04d348f4f75a