introduce an uri: protocol for generic classloaders and uri:classloader: for the
Thread.currentThread.conttextClassLoader
adds several igh level integration tests for the uri: protocol using various servlet containers:
* jetty
* tomcat
* jboss-wildlfy
and for osgi container
* felix 3.2 + 4.4
* equinox 3.6 + 3.7
do not filter anything from output for travis
remove copied files during integration tests
get the ITs in place again
no need for instance variable
treat all uri: files as absolute
remove workarounds not needed anymore
replace old LoadService.findLibraryWithClassloaders with search on classloader
fix some glitches due to rebase conflicts
fix URLResourceTest with workaround
Revert "replace old LoadService.findLibraryWithClassloaders with search on classloader"

This reverts commit 4ec7615d1ac1e33d4a1cd9fb00f431dbe7fb904b.
clean up ClasspathResource
use mvn instead of rmvn - too many Errno::EBADF
remove wrong import
get poms back
fixed the referenced project
ensure correct URIs in LOAD_PATH
open input-stream on demand
pass project vesion into test-case to pick the right jruby-complete bundle