- Mesh upload support

- LLMesh asset decoding and encoding (inc. LLPhysicsConvex, LLSkin, LLSubMesh)
- Query inventory folder by type
- onSelectedObject event
- fetchInventoryItem command
- Fix packing/unpacking of object shape
- Time sync with SimulatorViewerTimeMessage
- Changed several classes to a .from style rather than setting up in the constructor (exception friendly)
- Whole bunch of other improvements
- Object building

lib/classes/public/interfaces/LLPhysicsConvex.ts

@@ -0,0 +1,12 @@
+import {Vector3} from '../../Vector3';
+
+export interface LLPhysicsConvex
+{
+    hullList?: number[];
+    positions?: Vector3[];
+    boundingVerts: Vector3[];
+    domain: {
+        min: Vector3,
+        max: Vector3
+    }
+}