None of these work with the new presence system and were going to be removed
sooner or later. I'm opting for sooner as many of them have deprecation
warnings that make the build output difficult to read.
Testing Done:
Ran `ninja turtles` and ran pidgin3 without issues.
Reviewed at https://reviews.imfreedom.org/r/2809/
# UPDATING VERSION NUMBERS FOR RELEASES
#
# The version number is:
# <major>.<minor>.<micro><extra>
#
# micro += 1
#
# If any functions have been added to libpurple, Pidgin, or Finch:
# micro = 0
# minor += 1
#
# If backwards compatibility has been broken in libpurple, Pidgin, or Finch:
# micro = 0
# minor = 0
# major += 1
# purple_soversion += 1
#
# extra should be similar to one of the following: