There's no resize in hash-table

[shady831213]

Hi,
I suggest implement resize in hash-table.
Like this:
https://github.com/shady831213/algorithms/blob/master/hashMap/chainedHashMap/chainedHashMap.go
https://github.com/shady831213/algorithms/blob/master/hashMap/chainedHashMap/chainedHashMap_test.go
:)

[Mohammadjafari80]

My friend and I worked on this issue in my recent pull request.
#18