gluasteal-v2.0

Adds the config.toml file - see README.md for configuration options.
Adds optimization techniques to improve performance of the Lua stealer.

What's Changed

• Add extension mappings for libraries for all supported platforms by @lewisclark in #19
• Use main thread for IO instead of creating new by @lewisclark in #18
• Community standards stuff by @lewisclark in #28
• Readme banner by @lewisclark in #29
• Update README.md by @lewisclark in #30
• Provide user configuration via config.toml file by @lewisclark in #31
• Update readme for config by @lewisclark in #32
• Add log level option to config by @lewisclark in #33
• Add logger section to config example by @lewisclark in #34
• Readme update by @lewisclark in #36
• Add write mode config option for stealer by @lewisclark in #38

Full Changelog: v1.9...v2.0