[libqb] [ClusterLabs/libqb] 41a83d: build: update library soname to 0.18.0

[Chrissie Caulfield]

  Branch: refs/heads/master
  Home:   https://github.com/ClusterLabs/libqb
  Commit: 41a83d1a86719b8ad56c8f8b069edbd6968958b8
     
https://github.com/ClusterLabs/libqb/commit/41a83d1a86719b8ad56c8f8b069ed...
  Author: Christine Caulfield <ccaulfie(a)redhat.com&gt;
  Date:   2016-03-08 (Tue, 08 Mar 2016)

  Changed paths:
    M lib/Makefile.am

  Log Message:
  -----------
  build: update library soname to 0.18.0

as per guidelines here:
http://www.gnu.org/software/libtool/manual/html_node/Updating-version-inf...

This shouldn't affect existing packages as the major version is still 0.

Signed-off-by: Christine Caulfield <ccaulfie(a)redhat.com&gt;