Add Jenkins bits to git

Currently, we have a ton of scripts in Jekins input manually, this
is a bit of a hassle since any changes need to be synced a few times.
I'm going to begin to strip the commonly used functions into shell
scripts stored in WMCore's git repository, so updating there will change
everything else simultaneously
Merge pull request #4546 from PerilousApricot/feature/move-jenkins-into-git

Add Jenkins bits to git
Move Jenkins' git handlers into git

To save time when checking out, jenkins is set up to reuse a shared
object directory with common git checkouts. This script maintains
those checkouts. Also, change the scripts to be +x
Merge pull request #4547 from PerilousApricot/feature/move-jenkins-into-git

Move Jenkins' git handlers into git
Add ASO databases.
0.9.60

Signed-off-by: Andrew Melo <andrew.melo@gmail.com>
ReqMgr2 project startup

-REST service based on WMCore.REST (new REST API)
-some example plus request list, query REST API
-configuration defined, called from deployment/reqmgr2/config.py
-startup of web GUI implemented in JavaScript, calling service's REST APIs
-couchapp ReqMgr (after initial clean up remained 1 view) shared between
ReqMgr1 and ReqMgr2 (validation, update already previously implemented),
necessary view will be addded
-CouchDB database (reqmgr_workload_cache) behind, shared with ReqMgr1

Incorporated comments from @ticonn collected on #4542
Incorporated comments from @geneguvo:
    -only 1 major config.py under deployment
    -regexp exported into a dedicated module

Added a check in WMCore.REST.Main, since it relies on private patched version
of cherrypy.
Merge pull request #4555 from zdenekmaxa/reqmgr2-startup-2

ReqMgr2 project startup
0.9.61

Signed-off-by: Zdenek Maxa <zdenek.maxa@cern.ch>
Merge pull request #4553 from HassenRiahi/add-aso-databases

Add ASO databases.
Merge pull request #4544 from cinquo/master

Add MyProxy module only depending on openssl, removing UI
Revert "Fixed version of MyProxy module UI free, with unit test"

This reverts commit 5d7ffd4be1bd5d379c11200b33edd37902e86b51.