Added initial http server

.vscode/settings.json

include/rew/common/tokenizer.h

include/rew/decoder/http_connection.h

include/rew/decoder/http_server.h

include/rew/decoder/tcp_http_connection.h

include/rew/decoder/tcp_http_server.h

src/rew/decoder-cli/main.cpp

src/rew/decoder/http_connection.cpp

src/rew/decoder/http_server.cpp

src/rew/decoder/tcp_http_connection.cpp

src/rew/decoder/tcp_http_server.cpp

src/rew/encoder/wav_writer.cpp