sw/e1-tracer: split recorder + analysis tools in sub-directories

this way it's easier to see which part of the code is used where

Change-Id: I7d727263383ec1d6d61dd31fcfebf4a4b1a04765
diff --git a/software/e1-tracer/analyze/Makefile b/software/e1-tracer/analyze/Makefile
new file mode 100644
index 0000000..7bd89f4
--- /dev/null
+++ b/software/e1-tracer/analyze/Makefile
@@ -0,0 +1,12 @@
+CC=gcc
+CFLAGS=`pkg-config libusb-1.0 libosmocore libosmoabis --cflags` -O2 -Wall
+LDLIBS=`pkg-config libusb-1.0 libosmocore --libs`
+
+OBJS=dump replay hdlc-decode-pipe
+
+all: $(OBJS)
+
+dump: dump.o crc4itu.o osmo_e1f.o
+
+clean:
+	rm -f $(OBJS) *.o