tests/test-issue1089.t

templater: add simple interface for unnamed template (API)

This provides a simpler API for callers which don't need full templating
stack. Instead of storing the given template as the name specified by topic,
use '' as the default template to be rendered.

https://bz.mercurial-scm.org/1089

  $ hg init
  $ mkdir a
  $ echo a > a/b
  $ hg ci -Am m
  adding a/b

  $ hg rm a
  removing a/b (glob)
  $ hg ci -m m a

  $ mkdir a b
  $ echo a > a/b
  $ hg ci -Am m
  adding a/b

  $ hg rm a
  removing a/b (glob)
  $ cd b

Relative delete:

  $ hg ci -m m ../a

  $ cd ..