improved Logging API

added improved logging to shadow

Transport tests Pass

This is a version of shapeshifter-transports that increases the number of passing unit tests in transports.

Tests Fixed

Fixed the tests not compiling because of the added error handling

Fixed go.mod issue for Optimizer

Fixed go.mod issue

Better Error Reporting

Changed all instances of Dial, Listen, and Accept to return an error to better mimic net.Conn

Go module problems

v2.1.22

Update go.mod

Travis Compatibility

v2.1.21

made path correct for linux

OS Shenanigans

v2.1.20

Fixed OS compatibility

Mkdir shenanigans

v2.1.19

Update go.mod

Version troubleshooting

v2.1.18

Update go.mod