#4880: updates doc to reflect new properties modified_attributes

Signed-off-by: Wolfgang Nieder <wnd@gmx.net>
#4880: aligns the values properly

Signed-off-by: Wolfgang Nieder <wnd@gmx.net>
Docs: fix several docbook anchors.
Docs: add "obsess_over..." in distributed docs.

Ref: 5581
Docs: fix typos in extcommands2 (missing semicolon / "c").

Ref: #5914 ( thanks to "bear")
This adds param dependent_servicegroup_name to objectdefinitions and objecttricks. German descr. in objectdefinitions might need some improvement.

Signed-off-by: Wolfgang Nieder <wnd@gmx.net>
Docs: add description of dependent_servicegroup_name.

Ref. #4880
Docs: clean_*_tables_on_core_startup options removed.

Ref. #5904
Merge branch 'master' of git.icinga.org:icinga-doc into next

Conflicts:
	de/icinga-web-scratch.xml
	en/icinga-web-scratch.xml
Docs: Typos.