Hitting Tab through an autocomplete writes the full text and not just the identifier

If I start to type text and make a selection from the the autocomplete list using the arrow keys, hitting tab to select the text will output the entire text of the autocomplete, not just complete on the identifier.

Environment
  • Operating System: RHEL2.7
  • JDK version:1.8
  • Visual Studio Code version: 1.10.2
  • Java extension version: 0.0.13
Steps To Reproduce
  1. In java code type import java.util.Collections;
  2. Further down in a function type return Coll
  3. Use arrow keys and select Collections
  4. Hit tab
Current Result
  1. Text output is return Collections - java.util
Expected Result
  1. Text output should return Collections or, even better return Collections. with the next set of suggestions.