Prepare for 1.14

To continue providing renamed ender chests/player inventories we can no longer just provide an Inventory, a full InventoryView is required. To avoid confusion the old method has been removed entirely, leading to a major API revision bump.

pom.xml

@@ -21,7 +21,7 @@
   <artifactId>openinvparent</artifactId>
   <name>OpenInvParent</name>
   <url>http://dev.bukkit.org/bukkit-plugins/openinv/</url>
-  <version>3.3.8-SNAPSHOT</version>
+  <version>4.0.0-SNAPSHOT</version>
 
   <packaging>pom</packaging>
 
@@ -84,6 +84,14 @@
     </repository>
   </repositories>
 
+  <dependencies>
+    <dependency>
+      <groupId>org.jetbrains</groupId>
+      <artifactId>annotations</artifactId>
+      <version>17.0.0</version>
+    </dependency>
+  </dependencies>
+
   <build>
     <plugins>
       <plugin>