2 GLM2 bug fixes.

 1) Exceptional completion lead to infinite loop. Removed JobCompleter fj task as it was not really needed, now handled by  by directly calling Job.cancel(Throwable)

2) aid computation was done only for binomial.
Merge branch 'master' of github.com:0xdata/h2o
Merge branch 'master' of github.com:0xdata/h2o