I get an error when I execute bower install

[zcyzhu]

ECMDERR Failed to execute "git ls-remote --tags --heads https://github.com/googlemaps/v3-utility-library.git", exit code of #128 fatal: unable to access 'https://github.com/googlemaps/v3-utility-library.git/': Failed to connect to 10.3.100.207 port 8080: Connection refused
how to solve it?

[shubhamwaghe]

The .bowerrc file had some proxy settings which should not be relevant.
This is now fixed with 20a955b

[zcyzhu]

I hope you can help me.，thank you.
When I execute grunt production

>> Uglifying source .tmp/concat/js/base.js failed.
Warning: Uglification failed.
Unexpected token operator «=», expected punc «,». 
Line 173 in .tmp/concat/js/base.js
 Use --force to continue.

Aborted due to warnings.

[shubhamwaghe]

This seems like a general grunt setup and parameters bug, should be solvable on stackoverflow.
Please check here: https://stackoverflow.com/questions/40780273/unexpected-token-operator-expected-punc