springboot Add reference to XChange starter

I updated to spring boot starter list to add a spring boot starter we made for XChange.

Comment From: pivotal-issuemaster

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Comment From: pivotal-issuemaster

@straumat Thank you for signing the Contributor License Agreement!

Comment From: snicoll

@straumat I had a quick look and create a couple of issues, can you please look at them?

Comment From: straumat

@snicoll i'm sorry but i don't see where are the issues ? where should i read them ? Thx and sorry

Comment From: snicoll

@snicoll i'm sorry but i don't see where are the issues ? where should i read them ? Thx and sorry

In your project.

Comment From: straumat

I don't see anything :(

Comment From: bclozel

@straumat See https://github.com/cassandre-tech/cassandre-trading-bot/issues/91 and https://github.com/cassandre-tech/cassandre-trading-bot/issues/92

Comment From: straumat

I'm sorry, I had no notifications for the issues. I fixed them both.