Update readium-sdk submodule to release/0.17
Update readium-sdk submodule to release/0.17

msintov/SDKLauncher-Android,msintov/SDKLauncher-Android,msintov/SDKLauncher-Android,readium/SDKLauncher-Android,readium/SDKLauncher-Android,msintov/SDKLauncher-Android,readium/SDKLauncher-Android,readium/SDKLauncher-Android