Update jquery and jquery-ui and use SRI checking

Dependencies

• [2] 5L7IWOIW Use https://ajax.googleapis.com if we're on https
• [3] GTXYNFUK Merge branch 'master' into persona
• [4] HRAFVVOE make logo configurable via HYDRA_LOGO env var
• [5] OEPUOUNB Using twitter bootstrap for more consistent looks for Hydra
• [6] UVMFS73T * Some jQuery / CSS hackery.
• [7] UM73XPLK Fix some XML wellformedness issues
• [8] KT2SLXPU Move <style> to hydra.css
• [9] CM2QYOQ7 Revert to jQuery 1.8.3
• [10] 2P7VNAAC Move common Javascript code into a separate file
• [11] OCRZNLGS Update jquery/jqueryui
• [12] HFUSVMYV Set the character set
• [13] PZL3SZM3 Give every page a consistent title
• [14] 36ZTCZ4F Add basic Persona support
• [*] J5UVLXOK * Start of a basic Catalyst web interface.

Change contents

• replacement in src/root/layout.tt at line 14
  [3.619]→[2.0:226](∅→∅)
  − <script type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jquery/1.8.3/jquery.min.js"></script>

  − <script type="text/javascript" src="//ajax.googleapis.com/ajax/libs/jqueryui/1.10.1/jquery-ui.min.js"></script>
  [3.619]

  [3.0]
  + <script src="https://code.jquery.com/jquery-1.12.3.js"

  + integrity="sha256-1XMpEtA4eKXNNpXcJ1pmMPs8JV+nwLdEqwiJeCQEkyc="

  + crossorigin="anonymous"></script>

  +

  + <script src="https://code.jquery.com/ui/1.10.4/jquery-ui.js"

  + integrity="sha256-tp8VZ4Y9dg702r7D6ynzSavKSwB9zjariSZ4Snurvmw="

  + crossorigin="anonymous"></script>