An interface representing an Entity that can be reloaded. Calls to reload should only be executed if
this Reloadable has flagged itself as reloadable according to the isReloadable() method.
If invocations of isReloadable() return false then calls to reload() should be
no-ops.
author: ewestfal
Indicates whether or not this Reloadable currently supports being reloaded.
If this method returns false then calls to reload() are effectively no-ops.
true if this Reloadable can be reloaded, false otherwise