minor cleanup, start data collector (dummy) and rest

fan_control/include/collector.hpp

@@ -0,0 +1,31 @@
+#include <vector>
+using namespace std;
+
+class Collector
+{
+protected:
+  float week[100];
+  float month[100];
+  float minute = 0 ;
+  int counter = 0;
+  int max = 100 ;
+  int bucket = 10;
+public:
+
+  void add(float val) 
+  {
+    minute += val;
+    counter++ ;
+    if(counter % bucket){
+      int at_week = counter / bucket; 
+      week[at_week] = minute / bucket;
+      minute = 0;
+    }
+    if(counter % (bucket*bucket)){
+      int at_week = counter / bucket; 
+      month[at_week] = minute / bucket;
+    counter = 0;
+    }
+
+  }
+};

fan_control/include/server.hpp

@@ -4,3 +4,4 @@
 static ESP8266WebServer server(80);
 
 void server_setup();
+void server_loop();