Dahlia.rs 2.0.0

This release follows the Dahlia Specification v1.0.0.
Huge thanks to @Maneren for help! ❤️

Added

• Builder pattern for the Dahlia struct
• Automatic color depth detection (builder has a method with_auto_depth)
• Style-specific reset codes
• The &_ escape code and escape method
• The clean_ansi function should now handle way more ANSI escape codes
• Comprehensive test suite
• String conversions are now approximately ~20% faster

Changed

• The "Blink" style code was changed from &p to &k
• The custom color syntax was changed from &[#ffaff3] to &#ffaff3; and now
  supports shorthand 3-digit codes
• The full reset code is now &R instead of &r
• The "Hide" style code was changed from &k to &h
• The no_reset parameter was renamed to auto_reset and now
  defaults to True

Removed

• Dahlia::reset
• Dahlia::test
• Dahlia's no_color parameter
• The &g code