[9.0] [IMP] Allow preview of image files

[lmignon]

[9.0] [IMP] Allow preview of image files

[coveralls]

Coverage remained the same at 95.946% when pulling d47e477 on 9.0-add_image_preview-lmi into e8293f1 on 9.0.

[coveralls]

Coverage remained the same at 95.946% when pulling d47e477 on 9.0-add_image_preview-lmi into e8293f1 on 9.0.

[codecov-io]

Codecov Report

Merging #53 into 9.0 will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##              9.0      #53   +/-   ##
=======================================
  Coverage   95.94%   95.94%           
=======================================
  Files           7        7           
  Lines         222      222           
=======================================
  Hits          213      213           
  Misses          9        9

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[coveralls]

Coverage remained the same at 95.946% when pulling 2e91c39 on 9.0-add_image_preview-lmi into 1cef2c4 on 9.0.