abyss: minimum version needs to support alpha/beta variants
* otherwise it will not load in 8.5.0-beta3

(integrated from komodo (trunk) change 81268 by toddw)

git-svn-id: http://svn.openkomodo.com/repos/openkomodo/trunk@13375 b87d16e7-d29f-4ee1-b5ec-817d645d335f