Feature/send large message (#14)

* introduce send fragment

* can pass a fin frame

* can send messages which are a perfect multiple of the chunk size

* set fin only for last fragment

* cleanup

* last fragment should be of type CONTINUATION

* Add simple send and receive programs

* speedups receiving + better way to wait for thing

* receive speedup by using linked list of chunks instead of large array

* document bug

* use chunks to receive data

* trailing spaces

makefile

@@ -10,6 +10,10 @@ docker:
 run: docker
 	docker run --cap-add sys_ptrace -it ws_connect:latest bash
 
+# this is helpful to remove trailing whitespaces
+trail:
+	sh third_party/remote_trailing_whitespaces.sh
+
 build:
 	(cd examples/satori_publisher ; mkdir -p build ; cd build ; cmake .. ; make)
 	(cd examples/chat ; mkdir -p build ; cd build ; cmake .. ; make)