add @import option documentation

diff --git a/README.md b/README.md
index 0b3f63c..bb7a604 100644 (file)
--- a/README.md
+++ b/README.md
@@ -91,6 +91,8 @@ Process method accepts a hash as a second parameter, i.e.,
 * `removeEmpty` - whether to remove empty elements (default is false)
 * `debug` - turns on debug mode measuring time spent on cleaning up
   (run `npm run bench` to see example)
+* `root` - path with which to resolve absolute @import rules
+* `relativeTo` - path with which to resolve relative @import rules
 
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