jquery ajax: renamed $.fx.speeds.def to _default to match $.fx.step._default naming convention.
jquery ajax: renamed $.fx.speeds.def to _default to match $.fx.step._default naming convention.

git-svn-id: a6f3e0ffc78e78789c45711e92f8046af3fcb362@5737 c715fcbe-d12f-0410-84c4-316a508785bb

dantman/4query,dantman/4query