Fix typos (#177)

Summary:
This PR is to fix typos.
Pull Request resolved: #177

Reviewed By: jhcross

Differential Revision: D13564244

Pulled By: m3rlin45

fbshipit-source-id: 164b83da55db3b880a8aedb2b2b028de212cbc8f

README.md

@@ -23,7 +23,7 @@ PyText is a deep-learning based NLP modeling framework built on PyTorch. PyText
 
 ### PyText requires Python 3.6.1 or above.
 
-*To get started on a Cloud VM, checkout [our guide](https://pytext-pytext.readthedocs-hosted.com/en/latest/installation.html#cloud-vm-setup)*
+*To get started on a Cloud VM, check out [our guide](https://pytext-pytext.readthedocs-hosted.com/en/latest/installation.html#cloud-vm-setup)*.
 
 We recommend using a virtualenv:
 
@@ -57,7 +57,7 @@ You can use the exported caffe2 model to predict the class of raw utterances lik
   (venv) $ pytext --config-file demo/configs/docnn.json predict <<< '{"raw_text": "create an alarm for 1:30 pm"}'
 ```
 
-More examples and tutorials can be found in [Full Documentation](https://pytext-pytext.readthedocs-hosted.com)
+More examples and tutorials can be found in [Full Documentation](https://pytext-pytext.readthedocs-hosted.com).
 
 # Join the community