Shellvars: fix syntax error in filter
Sysconfig: permit empty comments after comment lines

Fixes RHBZ#1043636
Shellvars.lns: add unit test for continued lines in double quoted values
Shellvars.lns: Actually test continued lines and fix support
Shellvars, Sysconfig: map "bare" export and unset lines using seq to handle
multiple variables

Fixes RHBZ#1033795
Slapd: Add unit test for by/control
Slapd: rename by parameters

* Rename by/what as by/access (as per official doc)
* Allow access to be absent (as per official doc)
Slapd: remove duplicate entry in database_re
Slapd: support smart quotes in database entry
Slapd: Allow any allowed combination of who/access/control in by field
Slapd: move by/who to the value of by
* NEWS: describe Slapd changes in last few commits
OpenVPN: additional config options

Support
  1) daemon
  2) client-config-dir
  3) route
  4) management