export/hazard:

Include "-poe_N.N-" in filenames for UHS and hazard maps.
tests/export/hazard_test:

Updated export path tests to include poes for hazard maps and UHS.
Merge pull request #1142 from larsbutler/fix-haz-map-uhs-filename

Fix hazard map and UHS export filenames (include PoE)

[r=micheles] [f=1169988]
Merge pull request #1151 from matley/eb-fixes

Fix aggregate loss curve computation
minor fixes