Bitccl

Integrated HTTP Client and SDK, plugins system and new events.

Refer to http client and SDK documentation [here](https://github.com/MrNaif2018/bitccl/blob/master/README.md#built-in-functions)

[Plugin system documentation](https://github.com/MrNaif2018/bitccl/blob/master/README.md#plugin-system)

[Events documentation](https://github.com/MrNaif2018/bitccl/blob/master/README.md#built-in-events)

Add ability to pass custom config, cleanup event listeners on finalization
run function now accepts optional parameter config (dict), which should contain necessary config keys for script execution. Otherwise local config is used.

Fixed event dispatching, imports isolation, added tests, fixed PyPi logo

Initial release
This release is the first release for the BitCCL compiler, adding basic functionality