chore(deps): cargo update

    Updating adler32 v1.1.0 -> v1.2.0
    Updating aho-corasick v0.7.13 -> v0.7.15
    Updating aligned v0.3.2 -> v0.3.4
    Updating anyhow v1.0.32 -> v1.0.36
    Removing arc-swap v0.4.7
    Updating as-slice v0.1.3 -> v0.1.4
    Updating autocfg v1.0.0 -> v1.0.1
      Adding bit_field v0.10.1
    Updating bytes v0.5.5 -> v0.5.6
    Updating cc v1.0.58 -> v1.0.66
      Adding cfg-if v1.0.0
    Updating chrono v0.4.13 -> v0.4.19
    Updating clap v2.33.1 -> v2.33.3
    Updating cortex-m v0.6.3 -> v0.6.4
    Updating cortex-m-rt v0.6.12 -> v0.6.13
    Updating cortex-m-semihosting v0.3.5 -> v0.3.7
    Updating crc32fast v1.2.0 -> v1.2.1
    Updating either v1.5.3 -> v1.6.1
    Updating errno v0.2.5 -> v0.2.7
    Updating filetime v0.2.10 -> v0.2.13
    Updating flate2 v1.0.16 -> v1.0.19
    Updating futures-core v0.3.5 -> v0.3.8
    Removing generator v0.6.21
      Adding generic-array v0.14.4
    Updating getrandom v0.1.14 -> v0.1.15
      Adding hashbrown v0.9.1
    Updating hermit-abi v0.1.15 -> v0.1.17
    Updating hidapi v1.2.3 -> v1.2.5
    Updating indexmap v1.4.0 -> v1.6.1
    Updating jaylink v0.1.3 -> v0.1.5
    Updating libc v0.2.72 -> v0.2.81
    Updating libflate v0.1.27 -> v1.0.3
      Adding libflate_lz77 v1.0.0
    Updating libusb1-sys v0.3.7 -> v0.4.3
    Updating log v0.4.8 -> v0.4.11
    Removing loom v0.3.4
    Updating memchr v2.3.3 -> v2.3.4
    Updating miniz_oxide v0.4.0 -> v0.4.3
    Updating mio v0.6.22 -> v0.6.23
    Removing miow v0.2.1
    Removing miow v0.3.5
      Adding miow v0.2.2
      Adding miow v0.3.6
    Updating net2 v0.2.34 -> v0.2.37
    Updating num-integer v0.1.43 -> v0.1.44
    Updating num-rational v0.3.0 -> v0.3.2
    Updating num-traits v0.2.12 -> v0.2.14
    Updating once_cell v1.4.0 -> v1.5.2
    Updating panic-rtt-target v0.1.0 -> v0.1.1
    Updating panic-semihosting v0.5.3 -> v0.5.6
    Updating pin-project-lite v0.1.7 -> v0.1.11
    Updating pkg-config v0.3.18 -> v0.3.19
    Updating ppv-lite86 v0.2.8 -> v0.2.10
    Updating proc-macro-error v1.0.3 -> v1.0.4
    Updating proc-macro-error-attr v1.0.3 -> v1.0.4
    Updating proc-macro2 v1.0.18 -> v1.0.24
      Adding r0 v1.0.0
    Updating regex v1.3.9 -> v1.4.2
    Updating regex-syntax v0.6.18 -> v0.6.21
      Adding riscv v0.6.0
      Adding riscv-rt v0.8.0
      Adding riscv-target v0.1.2
    Removing rtt-target v0.1.1
    Removing rtt-target v0.2.0
      Adding rtt-target v0.2.2
    Updating rusb v0.6.2 -> v0.6.5
    Removing scoped-tls v0.1.2
    Updating scroll v0.10.1 -> v0.10.2
    Updating scroll_derive v0.10.2 -> v0.10.4
    Updating serde v1.0.114 -> v1.0.118
    Updating serde_derive v1.0.114 -> v1.0.118
    Updating serde_json v1.0.57 -> v1.0.60
    Updating serde_yaml v0.8.13 -> v0.8.14
    Updating signal-hook-registry v1.2.0 -> v1.2.2
    Updating socket2 v0.3.12 -> v0.3.18
    Updating stable_deref_trait v1.1.1 -> v1.2.0
    Updating structopt v0.3.15 -> v0.3.21
    Updating structopt-derive v0.4.8 -> v0.4.14
    Updating syn v1.0.33 -> v1.0.54
    Removing syn-mid v0.5.0
    Removing take_mut v0.2.2
    Updating tar v0.4.29 -> v0.4.30
    Updating termcolor v1.1.0 -> v1.1.2
    Updating thiserror v1.0.20 -> v1.0.22
    Updating thiserror-impl v1.0.20 -> v1.0.22
    Updating tokio v0.2.21 -> v0.2.24
    Updating tokio-macros v0.2.5 -> v0.2.6
    Updating toml v0.5.6 -> v0.5.8
    Updating unicode-segmentation v1.6.0 -> v1.7.1
    Updating vcpkg v0.2.10 -> v0.2.11

Author: yvt