feat(aliases): R/RA/RE/REA for REDRAW/REGEN; register verbs

assets/ocad.pgp

@@ -130,6 +130,10 @@ UN,       *UNITS
 TP,       *TOOLPALETTES
 SSM,      *SHEETSET
 HI,       *HIDE
+R,        *REDRAW
+RA,       *REDRAWALL
+RE,       *REGEN
+REA,      *REGENALL
 3O,       *3DORBIT
 ORBIT,    *3DORBIT
 MV,       *MVIEW

src/app/commands/mod.rs

@@ -423,6 +423,11 @@ inventory::submit!(crate::command::CommandRegistration {
         "XOPEN",
         "REGION",
         "REG",
+        // Redraw / regenerate the display caches.
+        "REDRAW",
+        "REDRAWALL",
+        "REGEN",
+        "REGENALL",
         "ARCHIVE",
         "ETRANSMIT",
         "FLATSHOT",