* Add `login_tzc` and `login_zeph02` functions to remove redundant comparison
* Add `get_zephyr_realm` function to reduce code duplication
* Extract some functions
* Use `FALSE` in `purple_account_get_bool`
* Replace `read_anyone` and `read_zsubs` variables with functions calls
Testing Done:
Compile.
Reviewed at https://reviews.imfreedom.org/r/405/
# SOME DESCRIPTIVE TITLE.
# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
# This file is distributed under the same license as the PACKAGE package.
#
# Translators:
# Copyright (C) Artur Flinta <aflinta@at.kernel.pl>, 2004
# Copyright (C) Krzysztof Foltman <kfoltman@onet.pl>, 2003
# Copyright (C) Paweł Godlewski <pawel@endure.pl>, 2007
# Piotr Drąg <piotrdrag@gmail.com>, 2009
# Copyright (C) Piotr Makowski <pmakowski@aviary.pl>, 2008