[OpenSIPS-Devel] [OpenSIPS/opensips] e3fa69: pvar: fix $hdr() to allow variable headers

[Razvan Crainea]

  Branch: refs/heads/2.3
  Home:   https://github.com/OpenSIPS/opensips
  Commit: e3fa6952f9a9fb5594b2f21e4082fba8a1ccb0ed
      https://github.com/OpenSIPS/opensips/commit/e3fa6952f9a9fb5594b2f21e4082fba8a1ccb0ed
  Author: Razvan Crainea <razvan at opensips.org>
  Date:   2018-01-31 (Wed, 31 Jan 2018)

  Changed paths:
    M pvar.c

  Log Message:
  -----------
  pvar: fix $hdr() to allow variable headers

(cherry picked from commit b7862ccdd5290ebd8d41e2f5b0aadc6e93f1e8dd)