Implemented Villager API for getting/setting Profession. This adds BUKKIT-887

src/main/java/org/bukkit/craftbukkit/entity/CraftVillager.java

@@ -1,7 +1,7 @@
 package org.bukkit.craftbukkit.entity;
 
 import net.minecraft.server.EntityVillager;
-
+import org.apache.commons.lang.Validate;
 import org.bukkit.craftbukkit.CraftServer;
 import org.bukkit.entity.EntityType;
 import org.bukkit.entity.Villager;
@@ -24,4 +24,13 @@ public class CraftVillager extends CraftCreature implements Villager {
     public EntityType getType() {
         return EntityType.VILLAGER;
     }
+
+    public Profession getProfession() {
+        return Profession.getProfession(getHandle().getProfession());
+    }
+
+    public void setProfession(Profession profession) {
+        Validate.notNull(profession);
+        getHandle().setProfession(profession.getId());
+    }
 }