class/stage: Fix Python 2.6 compatibility (tarfile)
class/stage: Fix Python 2.6 compatibility (tarfile)

hundeboll/core,sknsean/core,hundeboll/core,sknsean/core,sknsean/core,sknsean/core,hundeboll/core,diorcety/oe-lite-core,hundeboll/core,sknsean/core,diorcety/oe-lite-core