Allow the user to change certain parameters (for scoring and load balancing) when restarting from a checkpoint.
Add checks to avoid NPE.
Code cleanup for checkpoint parameter handling, now using reflection.
Merge branch 'master' of https://github.com/0xdata/h2o
Merge branch 'master' of https://github.com/0xdata/h2o
Merge branch 'master' of https://github.com/0xdata/h2o