Security update for salt (moderate)

This update for salt fixes the following issues:

• Crontab module fix: file attributes option missing (boo#1114824)
• Fix git_pillar merging across multiple env repositories (boo#1112874)
• Bugfix: unable to detect os arch when RPM is not installed (boo#1114197)
• Fix LDAP authentication issue when a valid token is generated by the
  salt-api even when invalid user credentials are passed. (U#48901)
• Improved handling of LDAP group id. gid is no longer treated as a
  string, which could have lead to faulty group creations. (boo#1113784)
• Fix remote command execution and incorrect access control when using
  salt-api. (boo#1113699) (CVE-2018-15751)
• Fix Directory traversal vulnerability when using salt-api. Allows an
  attacker to determine what files exist on a server when querying /run or
  /events. (boo#1113698) (CVE-2018-15750)
• Add multi-file support and globbing to the filetree (U#50018)
• Bugfix: supportconfig non-root permission issues (U#50095)
• Open profiles permissions to everyone for read-only
• Preserving signature in "module.run" state (U#50049)
• Install default salt-support profiles
• Remove unit test, came from a wrong branch. Fix merging failure.
• Add CPE_NAME for osversion* grain parsing
• Get os_family for RPM distros from the RPM macros
• Install support profiles
• Fix async call to process manager (boo#1110938)
• Salt-based supportconfig implementation (technology preview)
• Bugfix: any unicode string of length 16 will raise TypeError
• Fix IPv6 scope (boo#1108557)
• Handle zypper ZYPPER_EXIT_NO_REPOS exit code (boo#1108834, boo#1109893)
• Bugfix for pkg_resources crash (boo#1104491)
• Fix loosen azure sdk dependencies in azurearm cloud driver (boo#1107333)
• Fix broken "resolve_capabilities" on Python 3 (boo#1108995)