Merge pull request #238 from longlho/master

support compare for ImageMagick, #230
1.14.0
Use non greedy operator when parsing identify responses
Merge pull request #240 from ludow/identify-colon-matching

Colon bad behaviour when reading Profile-iptc with imagemagick
1.14.1
Fix issue #245: background('none') leads to a white background
1.14.2
added option to set ImageMagick application path explicitly
Merge pull request #250 from akreitals/app-path

Added option to set ImageMagick application path explicitly
fix dropped "+" when 0 passed as vertical roll amt

fix dropped "+" when 0 passed as vertical roll amt
README: add call for maintainers
Add highlight-style support
add highlightStyle options in tests
Add tolerance to gm.compare options object. Change the gm.compare logic to always run the mse comparison as expected.
Merge pull request #258 from Vokkim/master

Add tolerance to gm.compare options and always perform MSE comparison
gm.compare: support for return values like 9.51582e-05
added test for compare
release 1.15.0
Add highlight-style support
add highlightStyle options in tests