add ability to get multiple docs, lower default pwd iterations until we can further test/optimize android crypto
added tostring for searchResult and DocumentId
Merge branch 'develop' of github.com:kryptnostic/kodex into develop

* 'develop' of github.com:kryptnostic/kodex:
  add ability to get multiple docs, lower default pwd iterations until we can further test/optimize android crypto
  added support for serializing Map<DocumentId, ?>
Merged in feature/sharing