Python3 support, Remove PANDAS dependancy, fix issue #1

Added the following:

• Cleanup to allow Python 3 support
• Removal of PANDAS dependency in the example.py - code still there, just commented.
• Fix of Issue #1
• Example of https airpal usage added to example.py (commented out)

PIP Requirements Support

Full PIP support with functioning requirements checking.

NOTE: Pandas is required for the example script, but not in the requirements for the module.

PIP Support

PIP support

Initial Release

Initial Release