c++ify time/date, clean up includes while we're at it

include/sys.hpp

@@ -1,13 +1,8 @@
 #ifndef SYS_HPP
 #define SYS_HPP
 
-#include <string_view>
-#include <sys/statvfs.h>
-
-#include <array>
-#include <ctime>
+#include <cstdint>
 #include <string>
-#include <utils.hpp>
 
 namespace sys {
 
@@ -27,8 +22,8 @@ struct Memory {
 };
 
 struct TimeDate {
-    char time[9];
-    char date[13];
+    std::string time;
+    std::string date;
 };
 
 struct Network {
@@ -39,7 +34,7 @@ struct Network {
 void getTimeDate(TimeDate* td);
 void getDisk(Memory* disk, std::string mount);
 void getRam(Memory* mem);
-void getNetwork(Network* net, std::string_view device);
+void getNetwork(Network* net, std::string device);
 void detectHwmon(sysSensors* s, std::string platform);
 void updateSensors(sysSensors* s);