url 'http://git.libwebsockets.org/cgi-bin/cgit/libwebsockets/snapshot/libwebsockets-1.3-chrome37-firefox30.tar.gz'version '1.3'sha1 'ee1005165346d2217db4a9c40c4711f741213557'
cmake -DWITH_WEBSOCKETS=ON -DOPENSSL_ROOT_DIR=/usr/local/Cellar/openssl/1.0.2 -DOPENSSL_LIBRARIES=/usr/local/Cellar/openssl/lib ..
make mosquitto
make libmosquitto