vim: add settings ttimeoutlen and colorcolumn

vim/vimrc

@@ -73,6 +73,7 @@ set scrolloff=4
 set sidescrolloff=4
 set noincsearch
 set noshowmatch
+set colorcolumn=80
 
 set listchars=nbsp:·,tab:>-,extends:>,precedes:<
 set list
@@ -95,6 +96,8 @@ set pastetoggle=<F2>
 set history=100
 set undolevels=150
 
+set ttimeoutlen=100
+
 set undofile
 
 if !filewritable(expand("~/.vim/tmp/undo"))