big work
what was reliable before is now not, in recent versions of renpy, which is why we added that new config (which I put in say.rpy, but it can be moved somewhere else)
Also fixes the game_menu's title position, incidentally
some changes are incompatible with my diary and achievement branches, respectively, they will need to be merged with a bit of manual care
- don't use a reserved name (starting with an underscore)
- use a file-local mangled name (starting with two underscores
- use renpy.dynamx to cleanup the variable automatically
* Fixed miss-named Cho "crooked_smile" expression.
* Fixed Tonks' "Morph" effect being delayed in some instances.
* Fixed some calls showing multiple ">".
* Removed bld and blktone in some places where it's replaced by inner thought and narrator character.
* Minor writing fixes.
* Minor character positioning fixes.
