Merge branch 'lib-work' into 'master'

build.gradle

src/main/java/gov/usgs/earthquake/nshmp/Maths.java

src/main/java/gov/usgs/earthquake/nshmp/calc/CalcConfig.java

src/main/java/gov/usgs/earthquake/nshmp/calc/EqRate.java

...ain/java/gov/usgs/earthquake/nshmp/calc/HazardExport.java

...ain/java/gov/usgs/earthquake/nshmp/calc/ReturnPeriod.java

src/main/java/gov/usgs/earthquake/nshmp/calc/Site.java

src/main/java/gov/usgs/earthquake/nshmp/calc/Sites.java

.../java/gov/usgs/earthquake/nshmp/data/ArrayXySequence.java

...in/java/gov/usgs/earthquake/nshmp/data/DelimitedData.java

src/main/java/gov/usgs/earthquake/nshmp/data/Indexing.java

...ava/gov/usgs/earthquake/nshmp/data/MutableXySequence.java

src/main/java/gov/usgs/earthquake/nshmp/data/Sequences.java

src/main/java/gov/usgs/earthquake/nshmp/data/XyPoint.java

src/main/java/gov/usgs/earthquake/nshmp/data/XySequence.java

src/main/java/gov/usgs/earthquake/nshmp/geo/Coordinates.java

src/main/java/gov/usgs/earthquake/nshmp/geo/Locations.java

...main/java/gov/usgs/earthquake/nshmp/geo/json/Feature.java

...n/java/gov/usgs/earthquake/nshmp/geo/json/Properties.java

...va/gov/usgs/earthquake/nshmp/gmm/AbrahamsonEtAl_2014.java