traffic v2.7.0

Major refactoring

• New documentation, logo, incl. tutorial pages
• Refactoring in ADSB decoding (in progress)
• Refactoring in parsing AIXM files
• Airspaces are now consistent with geopandas
• Refactoring for chaining with methods returning flight iterators
• Support for Python 3.10, more flexible dependency management

Minor additions

• Add support for .so6.gz, .pickle extension
• Update aircraft database capabilities, refine aircraft categories
• Parse free route information
• Support for B2B 25.0
• Rich outputs for most core classes, going to tqdm.rich
• how argument in resampling
• Performance issues on import

Bug fixes: #168 #169 #166 #182 #185 #191

Contributors: @espinielli @MichelKhalaf @sfo @m-derra