Update documentation.

doc/Build.txt

+// AsciiDoc file
+
+
+Build notes
+-----------
+
+
+
+
+libiax2
+~~~~~~~
+
+If you don't have `libiax2` installed (check version in
+sflink:Dependencies[the dependencies]), go to the `libs` directory, and run:
+
+-------------------------
+./libiax2.sh
+cd libiax2
+./configure --prefix=/usr
+make
+sudo make install
+-------------------------
\ No newline at end of file

doc/Debug.txt

+// AsciiDoc file
+
+Debugging techniques for SFLphone
+---------------------------------
+
+
+Listening protocol using `tcpdump`:
+
+----------------------
+
+----------------------

doc/Dependencies.txt

+// AsciiDoc file
+
+
+Dependencies to compile SFLphone daemon
+---------------------------------------
+
+`--------------------`----------`-----------------------------------------------------
+Program              Version    Links
+--------------------------------------------------------------------------------------
+libiax2              0.2.3      http://svncommunity.digium.com/view/libiax2/trunk/[svn repos]
+Common C++2          1.3.21     http://sourceforge.net/projects/cplusplus/[website]
+ccRTP                1.3.5      http://sourceforge.net/projects/cplusplus/[website]
+libeXosip2 **        2.2.2      http://savannah.nongnu.org/projects/exosip/[website]
+libosip2             2.2.2      http://www.gnu.org/software/osip/[website]
+portaudio            v19        http://www.portaudio.com/[website]
+portaudio C++ binds.            http://www.portaudio.com/archives/pa_snapshot_v19.tar.gz[archive]
+libsamplerate        0.1.2      http://www.mega-nerd.com/SRC/[website]
+--------------------------------------------------------------------------------------
+
+

doc/asciidoc.conf

@@ -7,3 +7,13 @@
 \[not\s?done\]\s*(.*)$=<span style="color: red">not done \1<span>
 \[partial\]\s*(.*)$=<span style="color: orange">partially done \1<span>
 \[not\s?tested\]\s*(.*)$=<span style="color: orange">not tested \1<span>
+
+
+#
+# Used everywhere to link pages together. Refers to another 
+#
+
+ifdef::backend-xhtml11[]
+[sflink-inlinemacro]
+<a href="index.php?f={target}.txt">{0?{0}}{0!{target}}</a>
+endif::backend-xhtml11[]