Remove bad example

Author: Iron-E

README.md

@@ -83,11 +83,11 @@ function! s:FooMode()
 endfunction
 ```
 
-After defining said function, you can create a mapping to enter the mode. Be sure to use `<expr>`. Example:
+After defining said function, you can create a mapping to enter the mode. Example:
 
 ```viml
 command! FooModeEnter call libmodal#Enter('FOO', funcref('s:FooMode'))
-nnoremap <expr> <leader>n FooModeEnter
+nnoremap <leader>n :FooModeEnter
 ```
 
 - Note the `funcref()` call. __It must be there__ or else `libmodal#Enter` won't execute properly.

doc/libmodal.txt

@@ -117,11 +117,11 @@ To define a new mode, you must first create a |user-function| to pass into
 <
 
 After defining said |user-function|, you can create a |mapping| to enter the
-mode. Be sure to use |map-<expr>|. Example:
+mode.
 
 >
 	command! FooModeEnter call libmodal#Enter('FOO', funcref('s:FooMode'))
-	nnoremap <expr> <leader>n FooModeEnter
+	nnoremap <leader>n :FooModeEnter
 <
 
 - NOTE: the |funcref()| call must be there or else |libmodal#Enter| won't