* Split to `subscribe_to_tzc` and `subscribe_to_zeph02`
* Add member function `subscribe_to` to `zephyr_account` to reduce comparisons
* Remove unused `galaxy` parameter
* Convert `while` to `for` around one of `subscribe_to` calls
Testing Done:
Compile only.
Reviewed at https://reviews.imfreedom.org/r/422/
# SOME DESCRIPTIVE TITLE.
# Copyright (C) YEAR THE PACKAGE'S COPYRIGHT HOLDER
# This file is distributed under the same license as the PACKAGE package.
#
# Translators:
# abuyop <abuyop@gmail.com>, 2015-2017
# Muhammad Najmi bin Ahmad Zabidi <najmi.zabidi@gmail.com>, 2011