Break each example to it's own file from examples/suppression/suppression.java

[thinkingserious]

File suppression.java has 301 lines of code (exceeds 250 allowed). Consider refactoring.

Break up these examples into their own files, named after the action being shown.

https://codeclimate.com/github/sendgrid/sendgrid-java/examples/suppression/suppression.java#issue_59f6aee388b681000100005e

[thepriefy]

I'm working on it :)

[thepriefy]

Actually, I claimed that... @pushkyn :(