Bug 541714: [SourceEditor] Revise InfoHover / editor hovers

  - Let run InfoHover.getHoverInfo always in non-UI thread
    supporting also longer running tasks (progress monitor)
  - Add use of nullable annotations

Change-Id: Ic6016bc34ca1930c5a10016599153374bd06189c
6 files changed
tree: 07a3664b45267c84692eb0392df7c7fa6cb859e0
  1. .settings/
  2. ltk/
  3. .project