fix(CSP): avoid inline execution of styles in match and select-multi…

[evilaliv3]

This pull request fixes issue #2025 using the proper ng-style directive in place of style attribute.

[evilaliv3]

@Jefiozie: Being this a fix for the CSP it does probably fix an issue for many users.

When you find the time would you please review it and eventually issue a new package?

thank you!