add Default trait to player object

Player.rs

@@ -2,14 +2,28 @@ enum Race {
     Griffin,
     Catte
 }
+impl Default for Race {
+    fn default() -> Self {
+        Race::Catte
+    }
+}
 
 struct ResearchItem {
     levels: u8,
     points: u16
 }
+impl Default for ResearchItem {
+    fn default() -> Self {
+        ResearchItem{
+            levels: 1,
+            points: 0
+        }
+    }
+}
 
+#[derive(Default)]
 struct Research {
-    Weapons: ResearchItem
+    Weapons: ResearchItem,
     Banking: ResearchItem,
     Manufactoring: ResearchItem,
     Terraforming: ResearchItem,
@@ -18,9 +32,10 @@ struct Research {
     Scanning: ResearchItem
 }
 
+#[derive(Default)]
 struct Player {
     Name: String,
     Color: (u8, u8, u8),
     Race: Race,
-    Research
-}
+    Research: Research
+}