[mod] add important TODO
[mod] update TODO and add more tests
[enh] more generic case to appening endl at the end of the else node
[mod] stronger code
[mod] add more tests
[mod] regroup fixtures for test
[mod] more tests
[mod] prepare some stuff
[enh] else simple body setattr on while with one level of indentation
[enh] handle indented followed case for else setattr on while
[mod] don't need this anymore
[mod] make else body tests generics
[enh] setattr for@else