Add hspec-th
Remove unused doc file
Remove `hspec` target from doc/Makefile

(Initializing a sandbox may not be what everybody wants.)
Use jekyll-less from upstream
Bump version
Require hspec-meta == 1.12.0
Rename package to hspec2, do not expose it
Add support for arguments to before/after/around
add beforeWith to transform param for cases
Add beforeAllWith
Update documentation for runIO
Allow arguments to afterAll-hooks