BACKLOG-1007: scripts for upgrading OpenConext VM
BACKLOG-1007: made install-scripts upgrade-compatible. Removed unused includes file.
Deleted unneeded if-clause in ldap script. Removed duplicate part in tomcat script.
Revert "Deleted unneeded if-clause in ldap script. Removed duplicate part in tomcat script."

This reverts commit b88d6823e664c05f4c4d8b6af5fcddbb0e0e9c7a.
fixes for upgrades. Added v48.
Do not run composer self-update. Trust our components to ship a version of composer that is up to date
Added script for replacing properties
Fixes on upgrade scripts for teams, api.
wrong variable; updated Readme
Added maintaining a log file during installation/upgrade
Update preferred version to r48. Check log file exists before backup
update maven to 3.0.5
fixed mysql script for SR; more consistent use of version variables
Fixes for teams, eb, sr (selinux), mysql (warning about no access)
Removed r47 which was empty anyway.
Fixed r46 by cherry picking fix of dbpatch 0015 of SR
removed v47 from list
Merge branch 'master' into BACKLOG-1007

Conflicts:
	scripts/install_openconext.sh
removed version file from old location; accidentally included when merging master
added git reset before fetch, for all components