bump version to 0.2.0-pre
bump version to 0.2.0-pre

glandium/sccache,luser/sccache2,luser/sccache2,glandium/sccache,glandium/sccache,glandium/sccache,mozilla/sccache,mozilla/sccache,luser/sccache2,luser/sccache2,mozilla/sccache