- spec: no need to explicitly require the virtual dependency on libqb

- Rebase:
* bug-728579_pacemaker-stonith-dev-id.patch
- Update to version 2.0.1+20190402.e091f4f0c:
- scheduler: one group stop shouldn't make another required
- libcrmcommon: compare_version: drop superfluous heap allocation
- libfencing: enumerate installed RHCS-style agents alpha-sorted
- xml diff'ing: prevent 'id' attribute reordering in "diff-removed"
- libcrmcommon: downplay "Creating RNG parser context" as debug prio
- controller: improve failed recurring action messages
- controller: improve lost action logs
- use common service interface for fence-agents and RAs
- libcrmcommon: allow whitespace in name/value pairs
- libcrmcommon: pcmk_nvpair_t should handle NULL values

- Update to version 2.0.1+20190312.059e2e26b:
- spec: move stonith_admin to -cli where it belongs
- tools: Add crm_rule.

- Update to version 2.0.1+20190311.e91ee92e5:
- libfencing: Change return type on stonith_agent_exists.
- scheduler: cl#5301 - respect order constraints when relevant resources are being probed (bsc#1117934, bsc#1128374)

- Update to version 2.0.1+20190304.1ac166cd3:
- build: Update pkgconfig files for libpe.
- libp-i: Add a pkgconfig file for libp-i.
- libs: Rename libpengine to libpacemaker-internal.
- tools: Add new validate options to crm_resource.
- Add HealthIOWait provider which checks hosts's IOWait (forwarded request 691523 from yan_gao)