Constructor without parameters to use default configuration

[arcticicestudio]

The Hashids.Builder supports the creation of an Hashids instance without parameters/custom configurations, but there is no constructor for this case.

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❕ This issue is imported from the previous Bitbucket repository ❕
ID: BBI #1

[arcticicestudio]

Implemented in

• Implement non-parameter constructor as an equivalent to the Builder (@arcticicestudio, Constructor without parameters to use default configuration #1, d3a6989)

Merged in d523d49 by @arcticicestudio