Remove PO files from untracked files

wiki/src/install/inc/steps/install_temporary_intro.inline.fa.po

-# SOME DESCRIPTIVE TITLE
-# Copyright (C) YEAR Free Software Foundation, Inc.
-# This file is distributed under the same license as the PACKAGE package.
-# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
-#
-#, fuzzy
-msgid ""
-msgstr ""
-"Project-Id-Version: PACKAGE VERSION\n"
-"POT-Creation-Date: 2015-11-30 21:10+0000\n"
-"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
-"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
-"Language-Team: LANGUAGE <LL@li.org>\n"
-"Language: \n"
-"MIME-Version: 1.0\n"
-"Content-Type: text/plain; charset=UTF-8\n"
-"Content-Transfer-Encoding: 8bit\n"
-
-#. type: Title =
-#, no-wrap
-msgid "Install a temporary Tails\n"
-msgstr ""
-
-#. type: Plain text
-#, no-wrap
-msgid ""
-"In this step, you will install a temporary Tails by copying the Tails ISO "
-"image on a first USB\n"
-"stick using\n"
-"<span class=\"windows\">a program called <span "
-"class=\"application\">Universal USB Installer</span>.</span>\n"
-"<span class=\"mac\">the command line.</span>\n"
-"<span class=\"linux\">a program called <span class=\"application\">GNOME "
-"Disks</span>.</span>\n"
-msgstr ""
-
-#. type: Plain text
-#, no-wrap
-msgid "<div class=\"note\">\n"
-msgstr ""
-
-#. type: Plain text
-#, no-wrap
-msgid ""
-"<p>On\n"
-"this temporary Tails you won't benefit from important features like\n"
-"automatic upgrades or the possibility to create an encrypted persistent\n"
-"storage to store some of your personal files.</p>\n"
-msgstr ""
-
-#. type: Plain text
-#, no-wrap
-msgid "</div>\n"
-msgstr ""
-
-#. type: Plain text
-#, no-wrap
-msgid "<div class=\"caution\">\n"
-msgstr ""
-
-#. type: Plain text
-#, no-wrap
-msgid "<p>All the data on this USB stick will be lost.</p>\n"
-msgstr ""

wiki/src/install/inc/steps/install_temporary_outro.inline.fa.po

-# SOME DESCRIPTIVE TITLE
-# Copyright (C) YEAR Free Software Foundation, Inc.
-# This file is distributed under the same license as the PACKAGE package.
-# FIRST AUTHOR <EMAIL@ADDRESS>, YEAR.
-#
-#, fuzzy
-msgid ""
-msgstr ""
-"Project-Id-Version: PACKAGE VERSION\n"
-"POT-Creation-Date: 2015-11-30 21:10+0000\n"
-"PO-Revision-Date: YEAR-MO-DA HO:MI+ZONE\n"
-"Last-Translator: FULL NAME <EMAIL@ADDRESS>\n"
-"Language-Team: LANGUAGE <LL@li.org>\n"
-"Language: \n"
-"MIME-Version: 1.0\n"
-"Content-Type: text/plain; charset=UTF-8\n"
-"Content-Transfer-Encoding: 8bit\n"
-
-#. type: Plain text
-#, no-wrap
-msgid ""
-"<div class=\"state-image\">[[!img inc/infography/temporary-tails.png "
-"link=\"no\"]]</div>\n"
-msgstr ""
-
-#. type: Plain text
-#, no-wrap
-msgid "<div class=\"trophy\">\n"
-msgstr ""
-
-#. type: Plain text
-#, no-wrap
-msgid ""
-"<p>Cool, you now have a temporary Tails on your first USB stick. You\n"
-"will soon have to restart your computer on this USB stick.\n"
-"<span class=\"windows linux\">It can be a bit tricky, so good luck!</span>\n"
-"<span class=\"mac\">But it might not work on your Mac model, so good "
-"luck!</span>\n"
-"</p>\n"
-msgstr ""
-
-#. type: Plain text
-#, no-wrap
-msgid "</div>\n"
-msgstr ""