Update response handlers of GenericRepository
Merge branch 'generic'
Update XPathResponseHandler: add lazy XPath expressions compiling, make selectors names constants
NotNull check in TaskManagerImpl
Results number limiting in GenericRepository and ResponseHandlers
Refactored common handlers functionality to SelectorBasedResponse Handler. Add max parameter support to JsonPath and Regex response handlers.
Add support of 'Download tasks in separate requests' feature in GenericRepository
Remove remaining references to selector names via string literals
testFramework should not depend on remote-servers-impl (which depends on testFramework-java)
Merge remote-tracking branch 'origin/master'