Add jaxb-api as a dependency since it's not available by default in Java 9+.

[jumarko]

Without it, lein gorilla fails with following exception:

ojure.lang.Compiler$CompilerException: java.lang.ClassNotFoundException:
javax.xml.bind.DatatypeConverter, compiling:(org/httpkit/server.clj:1:1)
 at clojure.lang.Compiler.load (Compiler.java:7391)

[peter-lyons-kehl]

Dear Juraj @jumarko,

Thank you for this. Also for your answer at https://stackoverflow.com/questions/51466464/clojure-gorilla-repl-and-jvm-10-exception.

[jumarko]

@JonyEpsilon could you please check this one and let me know if there's anything that needs to be resolved?

[jumarko]

Could you merge this one?