RFR: 1890: Add method deployKeyTitles [v5]

[Zhao Song]

> Add a new method called getExpiredDeployKeys in HostedRepository

Zhao Song has updated the pull request incrementally with one additional commit since the last revision:

  override deployKeyTitles in BitbucketRepository

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Changes:
  - all: https://git.openjdk.org/skara/pull/1508/files
  - new: https://git.openjdk.org/skara/pull/1508/files/b4d0e370..bdd49907

Webrevs:
 - full: https://webrevs.openjdk.org/?repo=skara&pr=1508&range=04
 - incr: https://webrevs.openjdk.org/?repo=skara&pr=1508&range=03-04

  Stats: 5 lines in 1 file changed: 5 ins; 0 del; 0 mod
  Patch: https://git.openjdk.org/skara/pull/1508.diff
  Fetch: git fetch https://git.openjdk.org/skara.git pull/1508/head:pull/1508

PR: https://git.openjdk.org/skara/pull/1508