Upgrade Jetty to 9.4.10.v20180503
Upgrade Jetty to 9.4.10.v20180503

Fixed a lot of small bugs, especially in the HTTP/2 module:

https://github.com/eclipse/jetty.project/releases/tag/jetty-9.4.9.v20180320
https://github.com/eclipse/jetty.project/releases/tag/jetty-9.4.10.v20180503

dropwizard/dropwizard,pkwarren/dropwizard,micsta/dropwizard,Alexey1Gavrilov/dropwizard,phambryan/dropwizard,phambryan/dropwizard,pkwarren/dropwizard,mosoft521/dropwizard,mosoft521/dropwizard,nickbabcock/dropwizard,jplock/dropwizard,jplock/dropwizard,pkwarren/dropwizard,nickbabcock/dropwizard,nickbabcock/dropwizard,micsta/dropwizard,Alexey1Gavrilov/dropwizard,micsta/dropwizard,mosoft521/dropwizard,jplock/dropwizard,dropwizard/dropwizard,Alexey1Gavrilov/dropwizard,phambryan/dropwizard,dropwizard/dropwizard