Token Example

Example using token (#10)

* provide example not using account, but directly the API token
* update README to point to the new example
* level up to 1.0.3

Account Example

• Minor Updates of Exceptions and their Messages.
• Providing an example script with the complete flow from login in with an account object to sending an SMS

Module Fix

• update pypi module configuration
• fix issue with downloading prices ...

Initial Release 1.0.0

• operating DT SMS API endpoints
• Reading Developer Portal Dashboard and Pricing data
• SMS structure calculation
• Basic E164 PhoneNumber Country calculation