computing curve stats in risklib
added average and stdlosses to outputs
added average_loss computation to statistical outputs
fix typo in the definition of a namedcollection
revised insured losses
Merge branch 'std-losses' into revise-insured-losses
added computation of insured loss curves to the classical workflow
refactored workflow such that they do not know anything about realizations, getter and monitors
added stddev of insured losses
added testcase for CalculationUnit class
fix corner case. insured_losses = False
compute event loss table as statistics
Merge pull request #60 from gem/std-losses

Compute Curve stats
update tests
first pass. implemented mean/quantile insured loss curves
Merge branch 'master' into revise-insured-losses
pep8 fixes
pep8/pyflakes fixes
Merge pull request #61 from gem/revise-insured-losses

Revise insured losses algorithm
Merge branch 'master' of http://github.com/gem/oq-risklib into insured-stats