Merge pull request #47 from egisj/patch-1

fixed typo in readme.md
diff --git a/README.md b/README.md
index e3884f9..74b3c18 100644
--- a/README.md
+++ b/README.md
@@ -84,7 +84,7 @@
 
 In the above example, there are N columns in this table, split into M row 
 groups.  The file metadata contains the locations of all the column metadata 
-start locations.  More details on what is contained in the metdata can be found 
+start locations.  More details on what is contained in the metadata can be found 
 in the thrift files.
 
 Metadata is written after the data to allow for single pass writing.