Fix syslog log_level and tag prefix for swift

Use top scope for debug,verbose,syslog_log_level for swift as well.
Add swift- prefix for remote log file names

Signed-off-by: Bogdan Dobrelya <bogdando@mail.ru>
Fix syslogtag parser to allow '/'

To allow logfiles have been written to /var/log/remote subdirs,
'/' should be allowed to pass with %syslogtag%

Signed-off-by: Bogdan Dobrelya <bogdando@mail.ru>
Merge pull request #338 from bogdando/fix_swiftsyslog

Fix syslog log_level and tag prefix for swift
Revert "[FUEL-493] added Haproxy http checks for APIs and cinder API in HA mode"

This reverts commit c551290add093f532df1b9dc78a31e5503fd2c2f due to
regression.
Revert "Fixed Cinder bind_host address for HA mode."

This reverts commit 3918090e29341364bc836253a42e86ce9e4872c6 due to
regression.
Merge pull request #337 from bogdando/fix_rsyslog_consolidation

Fix syslogtag parser to allow '/'
Merge pull request #339 from aglarendil/develop

Revert commits due to regressions
Merge remote-tracking branch 'develop' into more-nofile