Release gax-java v1.45.0

[andreamlin]

This pull request was generated using releasetool.

05-15-2019 16:14 PDT

Implementation Changes

• Set rpcTimeout to be totalTimeout for non-retried methods (#712)

Dependencies

• Update protobuf dependency to v3.7.1 and grpc to 1.20.0 (#709)

Internal / Testing Changes

• Fix Bazel build dependencies (#710)

[vam-google]

Please update dependencies.properties versions as well. (the new version of the releasetool should handle this case as well).

[codecov]

Codecov Report

Merging #713 into master will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##             master     #713   +/-   ##
=========================================
  Coverage     75.74%   75.74%           
  Complexity     1041     1041           
=========================================
  Files           196      196           
  Lines          4679     4679           
  Branches        363      363           
=========================================
  Hits           3544     3544           
  Misses          975      975           
  Partials        160      160

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[andreamlin]

@vam-google PTAL