v0.1.1

This release adds other MPESA related apis, most notable are:
New Feature

• B2B
• C2B
• B2C
• Transaction Status.
• Account Balance.
• Reversal

Fixes and Enhancements

• Fixed sandbox and production URL issues
• securityCredential Generation from password and PUBLIC_KEY
• In addition, there has been further enhancement to the general code.

First Release v0.1.0

This Release contain the implementation of Mpesa's Lipa na Mpesa online.