Method reportOut

cli/processexecutor.cpp:86–88

        explicit PipeWriter(int pipe, bool debug) : mWpipe(pipe), mDebug(debug) {}

        void reportOut(const std::string &outmsg, Color c) override {
            writeToPipe(REPORT_OUT, static_cast<char>(c) + outmsg);
        }

        void reportErr(const ErrorMessage &msg) override {
            writeToPipe(REPORT_ERROR, msg.serialize());