Prepare for the next release

[taiki-e]

• crossbeam-channel 0.5.5 -> 0.5.6
  • Bump the minimum supported Rust version to 1.38. (Bump MSRV to Rust 1.38 #877)
• crossbeam-deque 0.8.1 -> 0.8.2
  • Bump the minimum supported Rust version to 1.38. (Bump MSRV to Rust 1.38 #877)
• crossbeam-epoch 0.9.9 -> 0.9.10
  • Bump the minimum supported Rust version to 1.38. (Bump MSRV to Rust 1.38 #877)
  • Mitigate the risk of segmentation faults in buggy downstream implementations. (epoch: Adjust MAX_OBJECTS #879)
  • Add {Atomic, Shared}::try_into_owned (Add {Atomic, Shared}::try_into_owned #701)
• crossbeam-queue 0.3.5 -> 0.3.6
  • Bump the minimum supported Rust version to 1.38. (Bump MSRV to Rust 1.38 #877)
• crossbeam-utils 0.8.10 -> 0.8.11
  • Bump the minimum supported Rust version to 1.38. (Bump MSRV to Rust 1.38 #877)
• crossbeam 0.8.1 -> 0.8.2
  • Bump the minimum supported Rust version to 1.38. (Bump MSRV to Rust 1.38 #877)

[taiki-e]

bors r+

[bors]

Build succeeded:

• ci