Add Resize Snap

Make windows snap to edges when resizing them, as well as when moving.
From http://darkshed.net/files/patches/fluxbox/fluxbox-resize-snap-try2.diff

1 files changed, 1 insertions, 0 deletions

diff --git a/src/ScreenResource.hh b/src/ScreenResource.hh
index 3a6eaa1..7f1e621 100644
--- a/src/ScreenResource.hh
+++ b/src/ScreenResource.hh
@@ -47,6 +47,7 @@ struct ScreenResource {
     FbTk::Resource<unsigned int> typing_delay;
     FbTk::Resource<int> workspaces,
         edge_snap_threshold,
+        edge_resize_snap_threshold,
         focused_alpha,
         unfocused_alpha,
         menu_alpha,