removed vectorise
moved several any methods into their own files, and fixed bugs in their implementations.
factored out inheritance into a function
updated news
bumped version
removed join_env
added variadic form of xUnit
fixed a bug in xUnit; method is now correctly set.
added docs to methods
removed some internal functions
Update README.md
Update README.md
Update README.md
refactored factor methods into their own files.
Merge branch 'develop' of https://github.com/rgrannell1/arrow into develop
fixed syntax errors
build still fails, but updated methods
added missing MakeFun statements
fixed a failing test, added a new test
added index-storing to forall