chore(release): 2.0.4

chore(release): 2.0.3

docs(release): update release.md

chore(release): karma-webpack v2.0.1

chore(release): karma-webpack v2.0.0

1.8.1

chore(release): karma-webpack 1.8.0

1.7.0

1.6.0

1.5.1