hazard/writers:
hazard/writers:

Added pretty printing for hazard curve and map json output.

vup1120/oq-risklib,raoanirudh/oq-risklib,vup1120/oq-risklib,g-weatherill/oq-risklib,g-weatherill/oq-risklib,gem/oq-engine,raoanirudh/oq-risklib,gem/oq-engine,gem/oq-engine,g-weatherill/oq-risklib,gem/oq-engine,gem/oq-engine