remove reload() from builtins since python3 no longer uses this.

use imp.reload now.

Should use import hooks but for now replace imp.reload with our own reload as the builtin reload was replaced before.

release/scripts/io/netrender/__init__.py

@@ -20,17 +20,18 @@
 
 # To support reload properly, try to access a package var, if it's there, reload everything
 if "init_data" in locals():
-    reload(model)
-    reload(operators)
-    reload(client)
-    reload(slave)
-    reload(master)
-    reload(master_html)
-    reload(utils)
-    reload(balancing)
-    reload(ui)
-    reload(repath)
-    reload(versioning)
+    import imp
+    imp.reload(model)
+    imp.reload(operators)
+    imp.reload(client)
+    imp.reload(slave)
+    imp.reload(master)
+    imp.reload(master_html)
+    imp.reload(utils)
+    imp.reload(balancing)
+    imp.reload(ui)
+    imp.reload(repath)
+    imp.reload(versioning)
 else:
     from netrender import model
     from netrender import operators