Force Bukkit version to match deps.

EssentialsSpawn/pom.xml

@@ -42,6 +42,13 @@
 	</ciManagement>
 
 	<dependencies>
+    <dependency>
+			<groupId>org.bukkit</groupId>
+			<artifactId>bukkit</artifactId>
+			<version>1.7.2-R0.3-SNAPSHOT</version>
+      <scope>system</scope>
+			<systemPath>${project.basedir}/../lib/bukkit.jar</systemPath>
+		</dependency>    
 		<dependency>
 			<groupId>net.ess3</groupId>
 			<artifactId>Essentials</artifactId>