AEcho 4.1 update
Merge pull request #47 from Windower/4.1

4.1 Sync
OhShi 4.1 rebuild

Works to the best of my knowledge, i've thoroughly tested
Merge pull request #48 from Windower/4.1

4.1 Sync
addon updates for 4.1
Merge pull request #419 from nitrous24/4.1

4.1 Various Updates