posativ/acrylamid — pull request #195 by geekman (2013-12-31 14:54:05+00:00)
Title: Expose current page number during pagination

This allows the current page number to be accessed from templates using `env.curr_page`.

Next and previous page numbers can be inferred by testing their presence and derived using `+1` and `-1` with the `curr_page` value.