pidgin/pidgin

Create an AppImage for Pidgin3

2020-10-15, Gary Kramlich
9ce322b6f2d1
Create an AppImage for Pidgin3

Prepare for an eventual finch appimage

Testing Done:
Built the AppImage and verified it works by logging in with bonjour.

Reviewed at https://reviews.imfreedom.org/r/166/
subdir('libpurple')
subdir('protocols')
if ENABLE_GTK
subdir('pidgin')
endif
if enable_consoleui
subdir('finch')
endif