[vimrc] change cursor to default

profiles/base/.vimrc

@@ -15,21 +15,6 @@ inoremap <Down> <Nop>
 inoremap <Left> <Nop>
 inoremap <Right> <Nop>
 
-" set cursor shape to underline in the normal and command mode,
-" in the insert mode change shape to vertical bar, and disable
-" blinking in all modes
-set guicursor=n-c:hor20
-set guicursor+=i:ver20
-set guicursor+=a:blinkon0
-let &t_EI = "\e[4 q" " solid underscore
-let &t_SI = "\e[6 q" " vertical bar
-if has("autocmd") " reset cursor to underscore after I leave vim
-    augroup cursor
-        autocmd!
-        autocmd VimLeave * silent execute '!echo -ne "\e[4 q"' | redraw!
-    augroup END
-endif
-
 " fix delay when sending escape sequences from insert mode
 set timeout
 set timeoutlen=1000