Release v0.10.2

v0.10.2

• Add support for generating shell tab completions
  • Support included by default under the shell_completion feature
  • Supported shells are currently: Bash, Elvish, Fish, PowerShell, and ZSH
    as listed in the Clap Shell enum
• Reduced the frequency of progress bar updates
• Fixed the NO_COLOR progress template, which could have resulted in colour
  in NO_COLOR mode
• Updated to gpgrv 0.3.0 and simplified some error handling logic in
  gpgrv related tasks
  • The changelog for this version isn't in the gpgrv GitHub repository. A
    manual comparison of the differences was performed between crates 0.2.3
    and 0.3.0, which were obtained from crates.io