Removed asyncHandler and creating new threads now once buffer-vector is complete

helper/exec.hpp

@@ -8,8 +8,8 @@
 /// @param cmd is the command
 /// @param handler is the handler(char*)-function
 /// @return Return-code form command
-int exec(const char* cmd, void (*handler)(char*) = nullptr){
-    const int buf_size = 256;
+int exec(const char* cmd, void (*handler)(const char*) = nullptr){
+    const int buf_size = 512;
     char buf[buf_size];
 
     // Open execution-pipe