Tool to rewrite some go import paths. The majority of this code was ripped from the go fix
tool with some modifications then to do arbitrary import rewriting and not any of the other fix code.
usage: goimport-rewrite -r <import path>:<new import path> [-r <import path>:<new import path>] [path ...]
The list of paths may be single files or directories. If directories all .go files within that directory will be processed
-r value
Import to rewrite. Expected format is '<old path>:<new path>'.
Typical CLI Invocation:
goimport-rewrite -r github.com/foo/bar:github.com/bar/foo -r code.google.com/this/is/gone:github.com/new/location .