Changes

Summary

1. Add cargo clean before every build attempt in rust script (details)
2. Point Dockerfile to new archlinux image (details)

Commit 4e4aaa42f58d03259bd53253d82479a8aaddcb20 by Travis Burtrum Add cargo clean before every build attempt in rust script
	rust/build.sh (diff)
Commit 370c653ba40d0aa62adedd82a5db3072750d5f61 by Travis Burtrum Point Dockerfile to new archlinux image
	Dockerfile (diff)