first implementation
event based bcr pass
all qa tests pass
added maximum distance field
hazard tests refactoring
improved logging
Merge branch 'master' of https://github.com/gem/oq-engine into risk-maximum-distance
changed default maximum distance
improved documentation
fixed hg for scenario data
disabled supervisor in no-distribute. fixed a bug with empty gmvs
fixed event based hg query
make the sdac qa test 1 split the gmvs in equal-sized parts
improved __getstate__ __setstate__ of hg
removed change on engine2
fix risklib import
Merge pull request #1042 from matley/risk-maximum-distance

Risk maximum distance