pidgin/pidgin

Remove PurpleProtocolChat

4 weeks ago, Gary Kramlich
15d740cec729
Remove PurpleProtocolChat

This finally removes PurpleProtocolChat as it is being replaced by
PurpleProtocolConversation.

Testing Done:
Had the turtles check in on things and ran the app.

Reviewed at https://reviews.imfreedom.org/r/3115/
syntax: glob
.*.swp
.DS_Store
.flatpak-builder
*.pyc
*~
\#*\#
syntax: regexp
^build(.+)?\/
win32-install-dir(\.release)?
po\/pidgin3\.pot$
^subprojects\/.+\/