new functions, doc updates

Readme.md

@@ -80,10 +80,8 @@ utils/local_install.sh
 - better output of !e in repl (resp !e !ee)
 
 #### Doc
-- fix an error in printing multiline examples in doc
-- string-case, save-csv fix doc
+- string-case, make-csv fix doc
 - add functions from stdlib into doc
-- fix man entry on (member) example and retval
 - doc for set!
 
 #### Code
@@ -95,9 +93,6 @@ utils/local_install.sh
 - string functions
     - compare - needed for sorting, cmp ignore case
     - regexp match, regexp tokens    
-- env functions 
-  - get-env, set-env; set-env cannot be implemented in stdlib.lsp, because popen is in fact subshell
-- macros and then loop, let etc
 
 #### Performance
 - push_back - repeatedly without reserving size