[mod] small refactoring
[mod] prepare tests todo
[enh] first test for indented version of comma proxy list
[enh] set default style of comma proxy list
[enh] rought style detection for comma proxy list
[mod] update TODO
[enh] first (dirty) version of inserting in an empty comma proxy list
[mod] space code
[mod] update TODO
[fix] another bug due to proxy lists
[enh] finish testing and upgrading comma proxy list for indented case
[enh] test append on indented comma proxy list
[enh] test pop (and make it work) on indented comma proxy list
[enh] test __del__ on indented comma proxy list
[mod] update TODO
[enh] test remove on indented comma proxy list
[enh] test __setitem__ on indented comma proxy list
[enh] test more stuff (boring, seems useless to test)
[mod] remove useless end of todo