Merge branch 'develop' (early part)
Merge branch 'master' into develop
better doc
README edits
extra instance tests
loosen compliance test to allow empty collections
update dependencies
Doc edits
add ** operator
workaround for "not declared dynamic" warning
fix dependencies in pom.xml
suppress failing test
doc edits
compliance checks for pow / **
require operators namespace in compliance tests
extra join test
test edits
update vectorz-clj dev dependencies
refactor out reflection-related stuff
some work on benchmarks