add failed alert
Merge pull request #4657 from ticoann/request_fail_alert

add request failed alert. Merging this for creating new tag for June deployment
0.9.71

signed off - Seangchan Ryu
Using SiteDB v2 API

Replacing old SiteDB v1 API with v2.
Have to use pycurl, otherwise getting
zlib.error: Error -3 while decompressing data: incorrect header check
when calling SiteDB.
Configuration updated.

Fixes #4625
Merge pull request #4661 from zdenekmaxa/reqmgr-sitedbv2api-4625

Using SiteDB v2 API
0.9.72

Signed-off-by: Zdenek Maxa <zdenek.maxa@cern.ch>