Update docs on new selection shortcuts

README.md

@@ -218,7 +218,7 @@ optional args:
 
 #### Keyboard and mouse
 
-Press <kbd>?</kbd> in `nnn` to see the list anytime.
+Press <kbd>?</kbd> in `nnn` to see the list anytime (the listing below is from dev branch).
 
 ```
  NAVIGATION
@@ -237,8 +237,8 @@ Press <kbd>?</kbd> in `nnn` to see the list anytime.
  FILES
            ^O  Open with...      n  Create new/link
             D  File detail   ^R F2  Rename/duplicate
-     ⎵ ^K / Y  Select entry/all  r  Batch rename
-         K ^Y  Toggle selection  y  List selection
+     ⎵ ^J / a  Select entry/all  r  Batch rename
+         m ^S  Toggle multi sel  y  List selection
             P  Copy selection    X  Delete selection
             V  Move selection   ^X  Delete entry
             f  Create archive    C  Execute entry

src/nnn.c

@@ -2866,7 +2866,7 @@ static bool show_help(const char *path)
 		  "ce  Edit in EDITOR    p  Open in PAGER\n"
 		"1ORDER TOGGLES\n"
 		  "cA  Apparent du       S  du\n"
-		  "cs  Size     E  Extn  t  Time\n"
+		  "cs  Size    E  Extn   t  Time\n"
 		"1MISC\n"
 	       "9! ^]  Shell             =  Launcher\n"
 	       "9R ^V  Pick plugin   :K xK  Run plugin key K\n"