Support mysql2 0.4.0, first release with prepared statements support

[jeremy]

Broadens AR gem requirement from ~> 0.3.18 to >= 0.3.18, < 0.5

Known failure on Ruby 2.3/trunk: brianmario/mysql2#671

[rails-bot]

r? @carlosantoniodasilva

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[jeremy]

Unrelated build failure with SassImporter: https://travis-ci.org/rails/rails/jobs/79201176#L841-L842

[rafaelfranca]

Yeah. Already working in a fix.

[rafaelfranca]

Fixed

[rafaelfranca]

[sodabrew]

Is the github reference required so that ruby-head tests pass?

[sodabrew]

@jeremy Added a few comments post-merge, we can pick this or another issue to follow-up on :)

[jeremy]

The github ref is because it was just before you pushed a gem :) Will
update. Backporting should be fine.
On Tue, Sep 8, 2015 at 03:27 Aaron Stone notifications@github.com wrote:

@jeremy https://github.com/jeremy Added a few comments post-merge, we
can pick this or another issue to follow-up on :)

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