Merge pull request #18 from Wingysam/patch-1

Correct "an interesting to read"

README.md

@@ -2,4 +2,4 @@
 
 This is the extracted Macaroon token code we use for authorization inside of Fly.io. Because [flyctl](https://github.com/superfly/flyctl), our CLI, is open source, it can't fully exploit our tokens unless this library is open source as well. So it is.
 
-We don't think you should use any of this code; it's shrink-wrapped around some peculiar details of our production network, and the data model is Fly-specific. But if it's an interesting to read, that's great too.
+We don't think you should use any of this code; it's shrink-wrapped around some peculiar details of our production network, and the data model is Fly-specific. But if it's an interesting read, that's great too.