Merge pull request #20 from jakirkham/minor_typo

Missing "is"
diff --git a/README.md b/README.md
index 46f68c2..d81de52 100644
--- a/README.md
+++ b/README.md
@@ -68,5 +68,5 @@
 - Python's slice-based access and assignment operations can be supported with
   just a few lines of code.
 
-- Everything is contained in just a few header files; there no need to link
+- Everything is contained in just a few header files; there is no need to link
   against any additional libraries.