erlang-p1-sip: new package.

[Thomas: adjust license to be 'GPLv2 with OpenSSL exception' instead
of just 'GPLv2'.]

Signed-off-by: Johan Oudinet <johan.oudinet@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
diff --git a/package/erlang-p1-sip/erlang-p1-sip-01-fix-includes.patch b/package/erlang-p1-sip/erlang-p1-sip-01-fix-includes.patch
new file mode 100644
index 0000000..80e2ab3
--- /dev/null
+++ b/package/erlang-p1-sip/erlang-p1-sip-01-fix-includes.patch
@@ -0,0 +1,19 @@
+Description: correct include
+ This part of the code was moved into it's own project and was packaged
+ separately by me. To make the build process work, this small fix is
+ necessary.
+Author: Philipp Huebner <debalance@debian.org>
+
+Index: erlang-p1-sip/src/esip_socket.erl
+===================================================================
+--- erlang-p1-sip.orig/src/esip_socket.erl
++++ erlang-p1-sip/src/esip_socket.erl
+@@ -22,7 +22,7 @@
+ 
+ -include("esip.hrl").
+ -include("esip_lib.hrl").
+--include("stun.hrl").
++-include_lib("p1_stun/include/stun.hrl").
+ 
+ -define(TCP_SEND_TIMEOUT, 15000).
+ -define(CONNECT_TIMEOUT, 20000).