1.1.5dev: Revised [13644]. Refs #11681.
1.1.5dev: Revised [13644]. Refs #11681.

`Environment.database_version` is cached, so query the value using `DatabaseManager`.


git-svn-id: eda3d06fcef731589ace1b284159cead3416df9b@13923 af82e41b-90c4-0310-8c96-b1721e28e2e2

walty8/trac,walty8/trac,walty8/trac,walty8/trac