format MSBuild path appropriately

Change-Id: I38ed000a0f9c07fe8e1ed26752af8e172998bf2c
fix typo in TARFILE_LOCATION handling in the lode case

Change-Id: I11831583a0288a07fd6279411069d169ab854882
we should convert to DOS path for other exotic things than spaces too

backslases and other 'special' characters can mess with
later path handling

Change-Id: Ic21b0eb82b60ffb2e286706be00148582ff9ad58