Changed path to temporary database location in test
bump to lockmgr-0.2.sorcer2 (just the version change)
fix circular dependency eo.operator<->SdbUtil
Remove some sorcer.eo.operator usage from code. Code compiles and static tests pass
ServiceContext: merge evaluation of returnValue and returnJobValue;
eo.operator: extract ExertionExecutor and Evaluator, split evaluation of Evaluation and Exertion

operator.value(Evaluation) had special handling of Exertion, which extends Evaluation, so it was safe to extract overloaded method.
remove the last circular dependency operator<->SdbUtil<->SdbOperations
move sorcer.eo.operator to own module, fix dependencies
move sorcer.co.operator to sorcer-api
fix tests for sorcer.co.operator;
move Handler for sos protocol to sun.www.protocol package and remove HandlerFactory
clean some warnings and remove unused methods from ProviderDelegate
remove sos-util from commonClassLoader as it's loaded by booter
[maven-plugin] add logging to RequstorMojo;
add configurable sleep to DestroyMojo
extract Store from SorcerDatabaseViews (potentially part of the public API);
implement temporary protocol handler registration mechanism
[pom] remove erronous dependency from ju-arihtmetic to rio-platform;
[API] Split ProviderAccessor to service-specific accessors, keep facade in sorcer-api/SorcerProviderAccessor
some code cleanup
Add PropertyEvaluator Util;
move some util classes to sos-util;
cleanup some warnings from ProviderDelegate
cleanup warnings from ex6/NetArithmeticReqTest
[pom] remove dependency from sos-platform to sleepycat
move parts of dbp to module dbp-prv
[pom] reenable integration tests
move public API classes to sos-env, make Direction and ReturnPath top-level classes