* Add tests for ibc-translator contract
* Tokenfactory metadata symbol fix: if symbol is empty when registering an
asset, populate tokenfactory's metadata symbol with the denom with
exponent string so it is not empty.
* Tokenfactory metadata display fix: use denom with exponent for this
string instead of base denom.
* Add tests for ibc-translator contract
* Tokenfactory metadata symbol fix: if symbol is empty when registering an
asset, populate tokenfactory's metadata symbol with the denom with
exponent string so it is not empty.
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Co-authored-by: Nikhil Suri <nikhilsuri@comcast.net>