[WIP] Work on writing a parser using the textmate grammar backend. (#253)

* Actually not only enums, quick and dirty start to using textmate parser

* a little more boilerplate

* property validator parsing

* working function parsing without docstrings yet

* start enum work

* some enum parsing

* working parsing for enumeration comments

* add handling for block comments to enums

* backport enum docstring parsing to properties

* remove vestigial file

* minor fixes + black

Author: apozharski

dev-requirements.txt

@@ -4,3 +4,4 @@ pytest-cov
 pre-commit
 defusedxml>=0.7.1
 sphinxcontrib-napoleon
+textmate-grammar-python