Add 'check-database' command to force...

...database sync if possible.
Update library to more stable version.
Implement -admin-mode command for special commands
Add new 'reload-database' admin-mode command.

This command allows user (in admin-mode) to re-download the database file,
loosing any unsychronised changes, but allowing new work to continue.
Move "admin" commands to own folder
Add command to display unsychronised data and ...

Change CheckDatabase to FixSychroniseIssue

Plus more
Improve the unsychronised-data command...

... to not try and fix known sync issue.
Update version number
Add 'try' for those without ActivityLog
Merge branch 'master' into stable

Conflicts:
	src/externals/RbcTools.Library