Add verbose flag [-v or --verbose] to show commands as they execute, which can be helpful when debugging.
Moved flag to config.go file.  Also, made a vbmOut helper that will log the commands if -v is used.  Additionally, replaced fmt.Printf with logf so that the output order of messages does not get scrambled.  Finally, added a rename in the import so that 'goimports' is not confused by the package name not matching the github project name for 'go-ini'.
Connect stdout/stderr to VBM only when verbose