samplest: refactor: rename autotestable route path to better prepare other features / tests
samplest: refactor: don't use system property to set restx mode, to avoid polluting system properties
factory: review how threadlocal LocalMachines is managed, to allow access to them from other thread.

Also add convenient methods to ease overriding component in LocalMachines.
core: implement client affinity during per request factory loading

This allows to easily setup custom component during testing, even though client and server are not in same thread.
core: add new context params

request and clientAddress can now be passed as endpoint context params
factory: derecursify components building process

makes it faster, with cleaner stack traces on errors (the old ones were scary)
core: improve startup perf by delaying object mapper serializer / deserializer loading
perf: make all logger instances static
jongo: fix: cleanup context local machines after given jongo collection run
factory: make sure we don't use same customizer engines several time
upgrade to jongo 1.0 + jackson 2.3.0 + bson4jackson 2.3.0