Fix destroying route via silentRefresh when using hash strategy (Issue 277)

[tpeter1985]

Fix for #277

[tpeter1985]

I think this should solve #277
It is the same condition as 26 lines above, hope this works and does not break anything.
It worked in my environment and fixed the problem.

[jeroenheijmans]

Change makes sense to me. Would you agree that this third location would then also need this fix?

[tpeter1985]

Change makes sense to me. Would you agree that this third location would then also need this fix?

Nice additional finding, thank you, I fixed the third location as well.