Added EvictingBlockingQueue implementation. Closes #3882

[noamgrinch]

Initial commit for an EvictingBlockingQueue.
Please share your input.

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[noamgrinch]

@googlebot I signed it!

[noamgrinch]

Fixing concurrency bugs regarding Remove() and will update pull request.

[noamgrinch]

Done. Can you please review? Thanks!

[ryucc]

Google style guide 3.3.3

1. New line between static and non static.
2. ASCII ordering for imports.

Also I'm new to github. Do we usually comment on style stuff?

[noamgrinch]

Fixed.

[ryucc]

https://google.github.io/styleguide/javaguide.html#s5.2.4-constant-names

Constants should be uppercase snake?

[noamgrinch]

The property was removed.

[thhart]

Any chance to get this approved finally?