[Lazarus] Documentation update (CHM building, lazutils)

[Hans-Peter Diettrich]

Mattias Gaertner schrieb:

>>> Warning: Target ID of <link> in unit "LDockCtrl" is unknown: "#rtl.Classes.TComponent.Loaded"
>>> Warning: Target ID of <link> in unit "LDockCtrl" is unknown: "#rtl.Classes.TComponent.Notification"
>> IMO the LDock... stuff is so outdated, that it should be removed from 
>> the repository. 
> 
> I removed them.

Please also remove it from the LCL(Base?) source package. Currently 
rebuilding the LCL fails with missing unit LDockTree in alllclunits :-(

As a workaround I added a dummy lcl\ldocktree.pp, to make the compiler 
happy.

DoDi