py3: setup: Python 3 compatibility
py3: storage: Fix print calls to be compatible with 3.x
py3: storage: Drop deprecated L-syntax for ints
py3: filters: Fix print calls to be compatible with 3.x
py3: placeables: Fix print calls to be compatible with 3.x
py3: versioncontrol: Fix print calls to be compatible with 3.x
py3: tools: Fix print calls to be compatible with 3.x
py3: convert: Fix print calls to be compatible with 3.x
py3: search: Fix print calls to be compatible with 3.x
py3: lang: Fix print calls to be compatible with 3.x
py3: misc: Fix print calls to be compatible with 3.x
py3: misc/profiling: Use 3.x print function