added animation system (with skin support for now)

src/animation/AnimBlendList.h

@@ -0,0 +1,27 @@
+#pragma once
+
+// name made up
+class CAnimBlendLink
+{
+public:
+	CAnimBlendLink *next;
+	CAnimBlendLink *prev;
+
+	void Init(void){
+		next = nil;
+		prev = nil;
+	}
+	void Prepend(CAnimBlendLink *link){
+		if(next)
+		        next->prev = link;
+		link->next = next;
+		link->prev = this;
+		next = link;
+	}
+	void Remove(void){
+		if(prev)
+			prev->next = next;
+		if(next)
+			next->prev = prev;
+	}
+};