Add instructions for installing dependencies on Ubuntu/Debian.

ggreer · ggreer · commit 4f7b12dbeeb0 · 2016-08-27T02:20:04.000-07:00
diff --git a/README.md b/README.md
@@ -47,6 +47,11 @@ brew install imagemagick
 gem install rmagick exifr
 ```
 
+### Install dependencies on Ubuntu
+
+```apt install libmagick++-dev
+gem install rmagick exifr
+```
 
 ## Configuration
 
