pidgin/pidgin

Bump the gtk minimum to 3.22 and remove gtk3compat.h

2019-11-15, Gary Kramlich
75ffd76260fc
Bump the gtk minimum to 3.22 and remove gtk3compat.h
nullclient = executable('nullclient', 'nullclient.c', 'defines.h',
c_args : ['-DSTANDALONE'],
dependencies : [libpurple_dep, glib])