Fixed package name to ensure it can install

Author: Ianphorsman

README.md

@@ -14,6 +14,17 @@
 
 ```python
 
+pip install rxclass
+
+# To access API helpers do:
+
+from rxclass_api import RxClassHelpers
+
+# To access API wrapper functions directly do:
+from rxclass_api import RxAPIWrapper
+
+# To start using available helper functions create a helper instance.
+
 helper = RxClassHelpers()
 
 ```

rxclass-api/RxAPIWrapper.py rxclass_api/RxAPIWrapper.pyrxclass-api/RxAPIWrapper.py renamed to rxclass_api/RxAPIWrapper.py

@@ -8,5 +8,5 @@
     author_email='ianphorsman@gmail.com',
     license='MIT',
     version='0.1',
-    packages=['rxclass-api']
+    packages=['rxclass_api']
 )