Added Hue Proxy, Script Execution, TCP calls, HTTPS handling, multiple call handling and many more

Here are the major features:

• Support https calls
• Added TCP/IP support
• Allow multiple commands with custom calls
• Find an open upnp response port if given one is already in use
• Add ability to run shell scripts or programs
• Sending custom headers for a specific bridge device call
• Have an override for the web server port from the command line
• Proxy real Hue Bridges

Major update to the Readme documentation.
Streamlined UI for clarification.
Fixed minor bugs.