Meta cleaning, potential bug fix, for #1373

I guarantee nothing!

src/main/java/net/aufdemrand/denizen/events/player/PlayerDragsInInvScriptEvent.java

@@ -27,10 +27,12 @@ public class PlayerDragsInInvScriptEvent extends BukkitScriptEvent implements Li
     // <--[event]
     // @Events
     // player drags in inventory (in_area <area>)
-    // player drags (<item>) (in <inventory type>) (in_area <area>)
+    // player drags (<item>) (in <inventory>) (in_area <area>)
     //
     // @Regex ^on player drags( ^[\s]+)?(in [^\s]+)?( in_area ((notable (cuboid|ellipsoid))|([^\s]+)))?$
     //
+    // @Cancellable true
+    //
     // @Triggers when a player drags in an inventory.
     //
     // @Context

src/main/java/net/aufdemrand/denizen/objects/dInventory.java

@@ -367,7 +367,7 @@ public void setInventory(Inventory inventory, dPlayer player) {
     }
 
     public void setTitle(String title) {
-        if (!getIdType().equals("generic") || title == null) {
+        if (!(getIdType().equals("generic") || getIdType().equals("script")) || title == null) {
             return;
         }
         else if (inventory == null) {

src/main/java/net/aufdemrand/denizen/scripts/containers/core/BukkitWorldScriptHelper.java

@@ -197,10 +197,10 @@ public void timeEvent() {
     // <--[event]
     // @Events
     // player clicks in inventory
-    // player (<click type>) clicks (<item>) (in <inventory type>) (with <item>)
-    // player (<click type>) clicks (<material>) (in <inventory type>) (with <item>)
-    // player (<click type>) clicks (<item>) (in <inventory type>) (with <material>)
-    // player (<click type>) clicks (<material>) (in <inventory type>) (with <material>)
+    // player (<click type>) clicks (<item>) (in <inventory>) (with <item>)
+    // player (<click type>) clicks (<material>) (in <inventory>) (with <item>)
+    // player (<click type>) clicks (<item>) (in <inventory>) (with <material>)
+    // player (<click type>) clicks (<material>) (in <inventory>) (with <material>)
     //
     // @Regex ^on player( [^\s]+)? clicks [^\s]+( in [^\s]+)?( with [^\s]+)?$
     //

src/main/java/net/aufdemrand/denizen/scripts/containers/core/InventoryScriptContainer.java

@@ -54,7 +54,7 @@ public class InventoryScriptContainer extends ScriptContainer {
     //   inventory: inventory type
     //
     //   # The title can be anything you wish. Use color tags to make colored titles.
-    //   # Note that titles only work for CHEST type inventories.
+    //   # Note that titles only work for some inventory types, including CHEST, DISPENSER, FURNACE, ENCHANTING, and HOPPER.
     //   title: custom title
     //
     //   # The size must be a multiple of 9. It is recommended not to go above 54, as it will not show
@@ -95,6 +95,8 @@ public InventoryType getInventoryType() {
 
     public dInventory getInventoryFrom(dPlayer player, dNPC npc) {
 
+        // TODO: Clean all this code!
+
         dInventory inventory = null;
         BukkitTagContext context = new BukkitTagContext(player, npc, false, null, shouldDebug(), new dScript(this));
 
@@ -187,6 +189,7 @@ else if (dItem.matches(item)) {
                 inventory.setContents(finalItems);
             }
             if (contains("PROCEDURAL ITEMS")) {
+                // TODO: Document this feature!
                 if (inventory == null) {
                     size = InventoryType.CHEST.getDefaultSize();
                     inventory = new dInventory(size, contains("TITLE") ? TagManager.tag(getString("TITLE"), context) : "Chest");