update README.txt

README.txt

+tpf-server
+----------
+
+NOTE: tpf-server is still in development and might break
+      backwards compatibility.
+
+
+About
+-----
+
+tpf-server is used to connect instances of tpf-clients. It is
+supposed to run on public server with a public IP address.
+
+tpf-client is a low-latency audio transmission software based
+on the jacktrip protocol and built in Pure Data.
+
+
+For more information visit:
+
+  https://gitlab.zhdk.ch/TPF/tpf-server
+  https://gitlab.zhdk.ch/TPF/tpf-client
+
+
+Installation
+------------
+
+Make sure to get the latest Pure Data from:
+
+  https://puredata.info/downloads/
+
+You need the following externals to run tpf-client
+  * iemnet
+  * osc
+  * slip
+
+You can install externals through the Pd menu:
+'Help' -> 'Find Externals'
+
+
+Authors
+-------
+
+  * Roman Haefeli <roman.haefeli@zhdk.ch>
+  * Johannes Schütt <johannes.schuett@zhdk.ch>
+
+License
+-------
+
+TO_BE_DEFINED
+