Updating the title in the docs

Author: igorborgest

README.md

@@ -1,6 +1,6 @@
 ![AWS Data Wrangler](docs/source/_static/logo.png?raw=true "AWS Data Wrangler")
 
-> DataFrames on AWS.
+> DataFrames on AWS
 
 [![Release](https://img.shields.io/badge/release-0.2.5-brightgreen.svg)](https://pypi.org/project/awswrangler/)
 [![Downloads](https://img.shields.io/pypi/dm/awswrangler.svg)](https://pypi.org/project/awswrangler/)

docs/source/index.rst

@@ -8,7 +8,7 @@
     :alt: alternate text
     :figclass: align-center
 
-*DataFrames on AWS.*
+*DataFrames on AWS*
 
 `Read the Tutorials <https://github.com/awslabs/aws-data-wrangler/tree/master/tutorials>`_: `Catalog & Metadata <https://github.com/awslabs/aws-data-wrangler/blob/master/tutorials/catalog_and_metadata.ipynb>`_ | `Athena Nested <https://github.com/awslabs/aws-data-wrangler/blob/master/tutorials/athena_nested.ipynb>`_ | `S3 Write Modes <https://github.com/awslabs/aws-data-wrangler/blob/master/tutorials/s3_write_modes.ipynb>`_