Merge pull request hashicorp#168 from hashicorp/type_checksum_error

add a public type for a checksum error

Merge pull request hashicorp#140 from Charliekenney23/add-depth-query…

…-param-to-git-getter

Add depth query param to git getter

Merge pull request hashicorp#163 from hashicorp/checksum_pass_args

Various fixes

Merge pull request hashicorp#159 from hashicorp/windows_copy

getfile on windows: when a file cannot be symlinked for privilege reasons, copy it

Merge pull request hashicorp#154 from hashicorp/add_progress_bar_dep

go mod, use/add github.com/cheggaaa/pb v1.0.27 & run go mod tidy

Merge pull request hashicorp#133 from hashicorp/gracefull_termination

Gracefull (context) cancellation