Add POT files for online help texts

Use translate-toolkit to generate message catalogs for all online help
texts. Add Transifex resources for each of the message catalogs.

Signed-off-by: Lukas Fleischer <calcurse@cryptocrack.de>

po/doc/flag.pot

@@ -0,0 +1,45 @@
+#. extracted from flag.txt
+msgid ""
+msgstr ""
+"Project-Id-Version: PACKAGE VERSION\n"
+"Report-Msgid-Bugs-To: \n"
+"POT-Creation-Date: 2013-07-23 10:28+0200\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"
+"MIME-Version: 1.0\n"
+"Content-Type: text/plain; charset=UTF-8\n"
+"Content-Transfer-Encoding: 8bit\n"
+"X-Generator: Translate Toolkit 1.10.0\n"
+
+#: flag.txt:1
+msgid ""
+"Flag Item\n"
+"========="
+msgstr ""
+
+#: flag.txt:4
+msgid ""
+"Toggle an appointment's 'important' flag or a todo's 'completed' flag.  If a\n"
+"todo is flagged as completed, its priority number will be replaced by an 'X'\n"
+"sign. Completed tasks will no longer appear in exported data or when using "
+"the\n"
+"'-t' command line flag (unless specifying '0' as the priority number, in "
+"which\n"
+"case only completed tasks will be shown)."
+msgstr ""
+
+#: flag.txt:10
+msgid ""
+"If an appointment is flagged as important, an exclamation mark appears in "
+"front\n"
+"of it, and you will be warned if time gets closed to the appointment start\n"
+"time."
+msgstr ""
+
+#: flag.txt:14
+msgid ""
+"To customize the way one gets notified, the configuration submenu lets you\n"
+"choose the command launched to warn user of an upcoming appointment, and how\n"
+"long before it he gets notified."
+msgstr ""