diff --git a/attic/make-liblwip.mk b/attic/make-liblwip.mk
deleted file mode 100644
index bd300d2..0000000
--- a/attic/make-liblwip.mk
+++ /dev/null
@@ -1,112 +0,0 @@
-#
-# Copyright (c) 2001, 2002 Swedish Institute of Computer Science.
-# All rights reserved.
-#
-# Redistribution and use in source and binary forms, with or without modification,
-# are permitted provided that the following conditions are met:
-#
-# 1. Redistributions of source code must retain the above copyright notice,
-#    this list of conditions and the following disclaimer.
-# 2. Redistributions in binary form must reproduce the above copyright notice,
-#    this list of conditions and the following disclaimer in the documentation
-#    and/or other materials provided with the distribution.
-# 3. The name of the author may not be used to endorse or promote products
-#    derived from this software without specific prior written permission.
-#
-# THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
-# WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
-# MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
-# SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
-# EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
-# OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
-# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
-# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
-# IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY
-# OF SUCH DAMAGE.
-#
-# This file is part of the lwIP TCP/IP stack.
-#
-# Author: Adam Dunkels <adam@sics.se>
-#
-
-CONTRIBDIR=ext/contrib
-LWIPARCH=$(CONTRIBDIR)/ports/unix
-
-#Set this to where you have the lwip core module checked out from CVS
-#default assumes it's a dir named lwip at the same level as the contrib module
-LWIPDIR=ext/lwip/src
-
-
-CCDEP=gcc
-CC=gcc
-CFLAGS=-O3 -g -Wall -DIPv4 -fPIC
-
-# Debug output for lwIP
-ifeq ($(SDK_LWIP_DEBUG),1)
-	CFLAGS+=-DLWIP_DEBUG
-endif
-
-CFLAGS:=$(CFLAGS) \
-	-I$(LWIPDIR)/include -I$(LWIPARCH)/include -I$(LWIPDIR)/include/ipv4 \
-	-I$(LWIPDIR) -I.
-
-
-# COREFILES, CORE4FILES: The minimum set of files needed for lwIP.
-COREFILES=$(LWIPDIR)/core/mem.c $(LWIPDIR)/core/memp.c $(LWIPDIR)/core/netif.c \
-	$(LWIPDIR)/core/pbuf.c $(LWIPDIR)/core/raw.c $(LWIPDIR)/core/stats.c \
-	$(LWIPDIR)/core/sys.c $(LWIPDIR)/core/tcp.c $(LWIPDIR)/core/tcp_in.c \
-	$(LWIPDIR)/core/tcp_out.c $(LWIPDIR)/core/udp.c \
-	# $(LWIPDIR)/core/dhcp.c \
-	$(LWIPDIR)/core/init.c $(LWIPDIR)/core/timers.c $(LWIPDIR)/core/def.c
-CORE4FILES=$(wildcard $(LWIPDIR)/core/ipv4/*.c) $(LWIPDIR)/core/ipv4/inet.c \
-	$(LWIPDIR)/core/ipv4/inet_chksum.c
-
-# SNMPFILES: Extra SNMPv1 agent
-SNMPFILES=$(LWIPDIR)/core/snmp/asn1_dec.c $(LWIPDIR)/core/snmp/asn1_enc.c \
-	$(LWIPDIR)/core/snmp/mib2.c $(LWIPDIR)/core/snmp/mib_structs.c \
-	$(LWIPDIR)/core/snmp/msg_in.c $(LWIPDIR)/core/snmp/msg_out.c
-
-# APIFILES: The files which implement the sequential and socket APIs.
-APIFILES=$(LWIPDIR)/api/api_lib.c $(LWIPDIR)/api/api_msg.c $(LWIPDIR)/api/tcpip.c \
-	$(LWIPDIR)/api/err.c $(LWIPDIR)/api/sockets.c $(LWIPDIR)/api/netbuf.c $(LWIPDIR)/api/netdb.c
-
-# NETIFFILES: Files implementing various generic network interface functions.'
-NETIFFILES=$(LWIPDIR)/netif/etharp.c $(LWIPDIR)/netif/slipif.c
-
-# NETIFFILES: Add PPP netif
-NETIFFILES+=$(LWIPDIR)/netif/ppp/auth.c $(LWIPDIR)/netif/ppp/chap.c \
-	$(LWIPDIR)/netif/ppp/chpms.c $(LWIPDIR)/netif/ppp/fsm.c \
-	$(LWIPDIR)/netif/ppp/ipcp.c $(LWIPDIR)/netif/ppp/lcp.c \
-	$(LWIPDIR)/netif/ppp/magic.c $(LWIPDIR)/netif/ppp/md5.c \
-	$(LWIPDIR)/netif/ppp/pap.c $(LWIPDIR)/netif/ppp/ppp.c \
-	$(LWIPDIR)/netif/ppp/randm.c $(LWIPDIR)/netif/ppp/vj.c
-
-# ARCHFILES: Architecture specific files.
-ARCHFILES=$(wildcard $(LWIPARCH)/*.c $(LWIPARCH)tapif.c $(LWIPARCH)/netif/list.c $(LWIPARCH)/netif/tcpdump.c)
-
-# LWIPFILES: All the above.
-LWIPFILES=$(COREFILES) $(CORE4FILES) $(SNMPFILES) $(APIFILES) $(NETIFFILES) $(ARCHFILES)
-LWIPFILESW=$(wildcard $(LWIPFILES))
-LWIPOBJS=$(notdir $(LWIPFILESW:.c=.o))
-
-LWIPLIB=liblwip.so
-
-%.o:
-	$(CC) $(CFLAGS) -c $(<:.o=.c)
-
-all: $(LWIPLIB)
-.PHONY: all
-
-clean:
-	rm -f *.o $(LWIPLIB) *.s .depend* *.core core
-
-depend dep: .depend
-
-include .depend
-
-$(LWIPLIB): $(LWIPOBJS)
-	mkdir -p build
-	$(CC) -g -nostartfiles -shared -o build/$@ $^
-
-.depend: $(LWIPFILES)
-	$(CCDEP) $(CFLAGS) -MM $^ > .depend || rm -f .depend
diff --git a/docker_demo.name b/docker_demo.name
deleted file mode 100644
index e69de29..0000000
diff --git a/increment.sh b/increment.sh
deleted file mode 100755
index bafbeb7..0000000
--- a/increment.sh
+++ /dev/null
@@ -1,7 +0,0 @@
-#!/bin/bash
-
-BUILD_NUMBER_STR=$(cat .buildnum)
-BUILD_NUMBER=$((BUILD_NUMBER_STR + 1))
-echo $BUILD_NUMBER > .buildnum
-echo "#define ZTSDK_BUILD_VERSION " $BUILD_NUMBER > src/build.h 
-echo $BUILD_NUMBER 
diff --git a/test.sh b/tests/test.sh
similarity index 100%
rename from test.sh
rename to tests/test.sh