commands like mv, tren is particularly well suited for renaming
batches of files and/or directories with a single command line
invocation. tren eliminates the tedium of having to script simpler
tools to provide higher-level renaming capabilities.
WWW: http://www.tundraware.com/Software/tren/
PR: ports/146000
Submitted by: Tim Daneliuk <tren@tundraware.com>
Approved by: pgj (mentor)