ARC 7 code cleaning

Components to be removed from ARC7:

• Server-side gridftp interface (both for job submission and as a storage element) (!1531 (merged))
• ACIX (!1490 (merged))
• Support for LRMS-ssh (removed together with the Python LRMS below)
• Python LRMS scripts (!1478 (merged))
• Support for EMIES as a job interface
• Support for python2 (!1529 (merged))
• Use C++11 (!1530 (merged))
• LDAP to be marked as DEPRECATED (!1501 (merged))
• Support for EGIIS (in the client) (!1547 (merged))
• Support for every interface in the ARC7 client except the REST (!1607 (merged))

Smaller features, options to be removed from ARC7:

• Glue1 schema (!1549 (merged))
• Fake site-bdii (!1549 (merged))
• Argus support (!1607 (merged))
• Nordugridmap-like gridmapfile generation (!1550 (merged))
• Resubmit option in xrls should be retired (related to the accounting and diag file discussion) (!1607 (merged))
• !1729 (merged)

Problematic code, libraries (Mattias’ list)

• Xmlsec1 (fails unit test epel9)
• xmlsec1-devel >= 1.2.4
• Xmlsec1-openssl-devel
• globus libraries (we will keep some for data transfers)
• globus-common-devel
• globus-ftp-client-devel
• globus-ftp-control-devel
• globus-gssapi-gsi-devel
• libdb-cxx-devel: David thinks it is not used any longer, to be removed (!1477 (merged))
• python3-twisted: used by ACIX
• swig: takes lots of time to build code
• perl(Inline): goes away
• perl(Inline::Python): goes away
• bdii: (runtime dependency): needs to be ported to newer openldap backend (libdb was dropped) (!1559 (merged))