The include-path documentation was updated.

  This makes it explicit that this setting works for both the
 templer file-inclusion plugin _and_ the HTML::Template inclusion
 facilities.

  The former is preferred as rebuilds will happen "properly".
Merge pull request #8 from b3/hotfixes-rootpath

Hotfixes rootpath
  Fixed to use "is" not "ok".

  The value compared against is now tested.
  Only call $cfg->set if $cfg is present.

  This should always be safe - but the test-script(s) don't necessarily
 setup a valid Templer::Global object.
  perltidy