git-retrack: Set pushRemote when retracking a branch

Merge pull request #56 from jwiegley/fix-git-find-stack-overflow

Fix stack overflow in git-find script (fixes #3)

Merge pull request #54 from hyperupcall/bash-improvements

chore: More Bash improvements

Merge pull request #52 from hyperupcall/improve-shell

Merge pull request #53 from hyperupcall/remove-phantom-file

fix: Remove phantom reference to `git-sh-setup` file

chore: Improve quoting `read` invocations, and more

Merge pull request #50 from hyperupcall/some-improvements

Merge pull request #51 from hyperupcall/ensure-is-executables

fix: Ensure all shell files are executable

chore: Improve quoting

Merge pull request #49 from hyperupcall/add-editorconfig

Merge pull request #48 from hyperupcall/improved-shebangs