Restored update_*_0.4.x-0.5.p*, modified upgrade.sh for v. 0.5.1
update_config_0.4.x-0.5.py, update_tables_0.4.x-0.5.pgsql:
* restored from tag vmm-0.5 for upgrades from version 0.4.x
upgrade.sh:
* added stuff for 0.4.x cleanups
668951708f2f28f49da94479a89c40ab8c8a9b01 trunk
668951708f2f28f49da94479a89c40ab8c8a9b01 vmm-0.4
9b39f828aa8a7661582859ec75e1423c38dbbef2 vmm-0.3.1
bb0aa2102206cd25a99e64d0b94bcd6c2018d3df vmm-0.3
bc41dfcef0ad915ccca987b1b381d8c68ab70f2f vmm-0.5