Fix typos

README.rst

@@ -387,7 +387,7 @@ is also the syntax to denote a SQL comment, the parser needs to make some assump
 Installing
 ----------
 
-Install the lastest release with::
+Install the latest release with::
 
     pip install ipython-sql
 

src/sql/run.py

@@ -54,7 +54,7 @@ class UnicodeWriter(object):
         data = self.queue.getvalue()
         if six.PY2:
             data = data.decode("utf-8")
-            # ... and reencode it into the target encoding
+            # ... and re-encode it into the target encoding
             data = self.encoder.encode(data)
         # write to the target stream
         self.stream.write(data)