Bump magnetico version to 0.12.0

v.0.11.0 upgrade dependencies

bump version to v0.10.0

fix docker tags

[magneticow] fully client-side rendering + better file tree + API fixes

fix docker, move to go modules

bumped version to v0.7.2

added links for Docker Hub

fixed Travis CI build status tag

v0.7.0-beta1 is ready!