comments, fix typos, prep for v3.2

src/command.h

@@ -45,13 +45,13 @@ enum CommandFlag : uint8_t {
 
 };
 
-// returns 0 if the command errored, 1 (TRUE) if ok, 2 if not found, 3 if error or 4 if not allowed
-enum CommandRet: uint8_t {
+// return status after calling a Command
+enum CommandRet : uint8_t {
     ERRORED = 0,
-    OK,
-    NOT_FOUND,
-    ERROR,
-    NOT_ALLOWED
+    OK,         // 1 or TRUE
+    NOT_FOUND,  // 2
+    ERROR,      // 3
+    NOT_ALLOWED // needs authentication
 
 };