upd docs

docs/readme.md

@@ -60,10 +60,13 @@ File extension - `*.de` (because `de` shorter than `def`).
 [lexer]
 indent_type = 0
 indent_matter = 4
+indent_out = 2
 ```
-this means we have basic indent (Off-side rule) as 4 whitespaces,  
+`indent_type = 0` for whitespaces, 1 for tabs;  
+`indent_matter = 4` means we have basic indent (Off-side rule) as 4 whitespaces,  
 so we do not got error when next line have 5, 6 or 3, 2 whitespaces etc -  
-needs to have more (+- 4) whitespaces for change indent (Off-side rule) for next level.
+needs to have more (+- 4) whitespaces for change indent (Off-side rule) for next level.  
+`indent_out = 2` means we got 2 whitespaces indents in resu;t files.
 
 
 ## 2.2 do not use any reserved words (keywords) for function definition (like in Erlang)