0.10.5

Backporting fixes:

• Fix broken links in Available-models table (#2211 by @rshyamsundar)
• Fix r_forecast wrapper to shift start date when truncating time series (#2216 by @abdulfatir)
• Improve arrow reading performance (#2217 by @mr-1993)
• Fix dtype bug in piecewise_linear and add a test (#2224 by @rshyamsundar)
• Fix bug in to_quantile_forecast (#2225 by @eugeneteoh)
• Fix gluonts.mx.trainer.Trainer in case of empty data loader (#2228 by @lostella)
• Fix feed-forward models when features are provided (#2238 by @lostella)

Full changelog: v0.10.4...v0.10.5