Add missing docs folder index.

Signed-off-by: Slávek Banko <slavek.banko@axis.cz>

docs/.gitignore

@@ -0,0 +1,5 @@
+# ignore all contents
+*
+
+# only include index
+!index.php

docs/index.php

@@ -0,0 +1,58 @@
+<?php
+
+// (c) 2014 Trinity Desktop Project
+// All Rights Reserved
+// Authors: Elizabeth Liddell, Timothy Pearson, and Calvin Morrison
+
+$path = '../';
+set_include_path(get_include_path() . PATH_SEPARATOR . $path);
+
+include("tde-head-and-foot.php");
+doHeader("Trinity Documentation", "Documentation", "_");
+
+?>
+
+<a href="https://wiki.trinitydesktop.org/Category:Documentation">Roadmaps, tutorials, and other non-API Documentation</a><P>
+
+<a href="/docs/qt3">Qt3 API Index</a>
+<BR>
+<a href="/docs/qt4">Qt4 API Index</a><BR>
+<a href="/docs/qt4/porting4.html">Qt3 to Qt4 porting guide</a><P>
+<a href="/docs/trinity/index.html">Trinity API</a>
+
+<FORM action="/search/omega" method="get">
+    <DIV>
+        <INPUT type="text" name="P">
+        <INPUT type="hidden" name="DEFAULTOP" value="or">
+        <INPUT type="hidden" name="DB" value="qt3">
+        <INPUT type="hidden" name="FMT" value="qt3">
+        <INPUT type="hidden" name="xDB" value="default">
+        <INPUT type="submit" value="Search Qt3 API Documentation">
+    </DIV>
+</FORM>
+
+<FORM action="/search/omega" method="get">
+    <DIV>
+        <INPUT type="text" name="P">
+        <INPUT type="hidden" name="DEFAULTOP" value="or">
+        <INPUT type="hidden" name="DB" value="qt4">
+        <INPUT type="hidden" name="FMT" value="qt4">
+        <INPUT type="hidden" name="xDB" value="default">
+        <INPUT type="submit" value="Search Qt4 API Documentation">
+    </DIV>
+</FORM>
+
+<FORM action="/search/omega" method="get">
+    <DIV>
+        <INPUT type="text" name="P">
+        <INPUT type="hidden" name="DEFAULTOP" value="or">
+        <INPUT type="hidden" name="DB" value="trinity_api">
+        <INPUT type="hidden" name="FMT" value="trinity_api">
+        <INPUT type="hidden" name="xDB" value="default">
+        <INPUT type="submit" value="Search Trinity API Documentation">
+    </DIV>
+</FORM>
+
+<?php
+	doFooter();
+?>