will models compatible with 1.1.x work with 1.0.2?

I had problems using MH 1.1.x on my PC, so I am using 1.0.2, will models, targets, and anything else compatible with 1.1.x work on 1.0.2?
modelling of 3-Dimensional characters
http://www.makehumancommunity.org/forum/
http://www.makehumancommunity.org/forum/viewtopic.php?f=6&t=14740