also detect cryptopp
add missing statuscode in webserver
web: Add missing statuscode on css and jsonstat
web: Fix HEAD body and Content-Length

For HEAD requests, we MUST throw away the body, for all other
requests we SHOULD return a Content-Length.
Merge pull request #1632 from zeha/fix-1624

Add missing status codes in webserver
Merge pull request #1633 from zeha/fix-ws-head-and-content-length

web: Fix HEAD body and Content-Length
Merge pull request #1630 from mind04/cryptopp

also detect cryptopp
travis: snip remotebackend output on success

If the remotebackend tests worked, cut out the debug output.
Merge pull request #1634 from zeha/travis-snip-remotebackend

travis: snip remotebackend output on success
make sure we stay within the 4mb log length limit on travis