Add tab completion for push target refs
Integrate with powertab if it's available.
Changes to support running in strict mode.
Ensure check for ssh-agent works in strict mode.
Add initializer in gitBranches so that completion works in strict mode.
Fix The function or command was called as if it were a method error.
Disable color for branch expansion lookup
Use git branch --no-color
Added Update-AllBranches function (using rebase)

Closes #26
Return to starting point after Update-AllBranches
Use rev-parse --abbrev-ref

Hat tip @adymitruk
Fixing tab expansion for PowerTab. There is no longer git.cmd in msysgit.
Add "repostatus" command to tgit.
Update readme.md

Add `-Scope CurrentUser` to `Set-ExecutionPolicy` call due to changes in PowerShell 3.

Thanks for the tip, Josh!
Hide error if ~/.ssh doesn't exist
Hide error message if ~/.ssh doesn't exist
Kill trailing whitespace
Refactor writing branch to prompt
Export Write-Prompt for use in custom scripts
Remove Write-Prompt -NoNewLine switch