README: update

README.md

@@ -26,7 +26,8 @@ The primary additions I've made are:
   + Snap Bottom-Left: Super+W
   + Snap Bottom-Right: Super+O
   + Snap Top-Right: Super+P
-  + Snap Floating-Center: Super+C
+  + Snap Big Center: Super+C
+  + Snap Floating Center: Super+Shift+C
   + Virtual Desk++: Super+Right
   + Virtual Desk--: Super+Left
 - Other new features customizable by `config.h`:
@@ -34,12 +35,13 @@ The primary additions I've made are:
   + `AUTOSTICK` list of windows to spawn sticky by default and not focus (pseudo-panel/dock windows)
   + Optionally notify with `notify-send` which desktop is switched to (I use it with `dunst`)
   + Gaps for pseudo-tiling
+  + Option to swap the keyboard shortcuts between "Snap Big Center" and "Snap Floating Center" (and the preferred behavior for terminals launched by keyboard)
 
 The name "Ryudo" is a nod to "Rio" and a Japanese word for "flow."
 Using Ryudo should feel very natural -- you can do things with keyboard or
 mouse depending on the situation. Terminal launching can be done with mouse
 using the popup menu, or using the keyboard, which will spawn a terminal
-window centered taking up 9/25 of the screen (3/5 width, 3/5 height).
+window centered (its exact geometry is configurable via `config.h`).
 
 ### Dependencies, Building, Installation
 Being forked from Rio, Ryudo requires `plan9port`, `Xlib`, and `Xt`.