refactored input names and created facade

FlippR-Driver/src/utilities/InputGPIOInterface.cpp

@@ -4,8 +4,10 @@
  *  Created on: May 31, 2018
  *      Author: Andreas Schneider, Johannes Wendel, Jonas Zeunert, Rafael Vinci, Dr. Franca Rupprecht
  */
-#include "InputGPIOInterface.h"
 
+#include <fstream>
+
+#include "InputGPIOInterface.h"
 
 bool InputGPIOInterface::read_input_data(char pin)
 {
@@ -31,6 +33,9 @@ void InputGPIOInterface::write_input_col(char data)
 }
 
 
-InputGPIOInterface()
+InputGPIOInterface::InputGPIOInterface()
 {
+    std::ifstream matrix_config_stream(matrix_config_path);
+    json matrix_config;
+    matrix_config << matrix_config_stream;
 }