Log Message:
ImageMagick: update to 7.0.9.27.

2020-02-29  7.0.9-27 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.9-27, GIT revision 17006:49d81b672:20200229

2020-02-24  7.0.9-27 Cristy  <quetzlzacatenango@image...>
  * Make sure we can grok this Fx expression: 1- -2.
  * Do not advance when substituting a NULL string.
  * Correct alpha for named colors in the Q32 non-HDRI build.
  * Write Group4 compressed image as a single strip.

2020-02-23  7.0.9-26 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.9-26, GIT revision 16972:49f1e4de2:20200223

2020-02-22  7.0.9-26 Cristy  <quetzlzacatenango@image...>
  * No percent sign in lab() color.
  * Introducing the -color-threshold command-line option.
  * Handle out of range HDRI values for -statistic option (reference
    https://imagemagick.org/discourse-server/viewtopic.php?f=3&t=37589).
  * Fix improper casting when computing image signature (reference
    https://imagemagick.org/discourse-server/viewtopic.php?f=1&t=37594).

2020-02-21  7.0.9-25 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.9-25, GIT revision 16931:2a56db8:20200221

2020-02-18  7.0.9-25 Cristy  <quetzlzacatenango@image...>
  * Adapt to a change in command-line options in the SVG inkscape delegate.

2020-02-17  7.0.9-24 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.9-24, GIT revision 16919:41efef9de:20200217

2020-02-15  7.0.9-24 Cristy  <quetzlzacatenango@image...>
  * Support connected-components:eccentricity-threshold,
    connected-components:major-axis-threshold,
    connected-components:minor-axis-threshold,
    connected-components:angle-threshold.
  * Set the alpha channel if the write mask is not enabled.
  * Corrected ellipse orientation when computing image moments.

2020-02-14  7.0.9-23 Cristy  <quetzlzacatenango@image...>
  * Release ImageMagick version 7.0.9-23, GIT revision 16884:acb56cd:20200214

2020-02-08  7.0.9-23 Cristy  <quetzlzacatenango@image...>
  * Report gray(127.5) as gray(50%).
  * Support -define connected-components:perimeter-threshold=min-max