Provide information on imported golang packages for a given package

pcheck /Users/kwalters/go/src/github.com/lostghost/pcheck

• Main Package
• Imported Package 1
• Sub Package A
• Imported Package 2
• Imported Package 3

• Imported Package 1
• Imported Package 2
• Imported Package 3
• Sub Package A

• Parse a single package path from command line arg
• Parse a single package name from command line arg (path from GOPATH)
• Show a list of imported packages in a single package
• Flag to exclude std packages
• Flag to include test packages
• Show a list of imported packages for a package and all of it's imported packages
• Show a nested list of imported packages for a package and all of it's imported packages
• Show missing packages
• Show packages that have newer remote commits than your local version
• Traverse all packages, not including std package
• Traverse a tree of packages such as ./...