Move cmdLineArgs lib to external

external/cmdLineArgs/cmdLineArgs.hpp

@@ -0,0 +1,25 @@
+#pragma once
+
+#include <string>
+#include <vector>
+#include "debug.hpp"
+
+class cmdLineArgs_c
+{
+public:
+    cmdLineArgs_c(int argc, char *argv[]);
+    std::string get_option(
+        const std::string &option_name);
+    bool has_option(
+        const std::string &option_name);
+    void setUsage(std::string usage);
+    std::string getUsage();
+    bool available(
+    const std::string &option_name, const std::string usage);
+    bool available(
+    const std::string &option_name);
+
+private:
+    std::vector<std::string> args;
+    std::string usage;
+};