moved some data info points to Tags

src/server/data.rs

@@ -94,6 +94,8 @@ bitflags! {
 	const COW =       1<<0;
 	/// This should not show up in searches
 	const HIDDEN =    1<<1;
+	/// Versioning is enabled for this value
+	const VERSIONED = 1<<2;
     }
 }
 
@@ -106,8 +108,6 @@ pub struct Info
     created: u64,
     modified: u64,
 
-    enable_versioning: bool,
-
     tags: Tags,
 
     owner: Option<Vec<user::EntityID>>, //starts as the user that created (i.e. same as `created_by`), or `None` if ownership is disabled