#337 Auth provider should return cancelable protocol
#337 adding Javadoc style comments; updating docs; removing excessive test; updating RFConcurrentAuthenticationProvider
#337 typo fixed
Merge pull request #351 from AlexeyAfanasyev/master

#337 Auth provider should return cancelable protocol
iOS 8 test
Behaviour of default json deserializator was changed: in a case of "not found" server answer (JSON is valid, but does not contain any information) was rising error. Now it returns an empty collection.
1. In search view now it's not possible to send query when searching for an empty string
2. Keyboard can be hidden after result receiving in search and lookup view.
fix remarks
Merge pull request #355 from ArkadiyTsoy/master

iOS 8 test
NSInvocation bug on 64-bit fixed
Merge branch 'master' of https://github.com/epam/road-ios-framework
Merge pull request #356 from Aledor/master

Behaviour of default json deserializator was changed
NSInvocation 64-bit bug fixing corrected
Separate build target for ROADWebService integration tests #340
Merge remote-tracking branch 'epam/master'
Merge pull request #359 from ptiz/master

Initial version of a new WebService cache and its migration
correction “Separate build target for ROADWebService integration tests”
Merge remote-tracking branch 'epam/master'
migration test file link correction
correction for “Separate build target for ROADWebService integration tests” pull request