Use new template for Zsh host files
Remove Zsh host rc
Use new template for Zsh os files
Rename function
Use $XDG_CACHE_HOME
Use new template for bin scripts
Fix support for overriding by host/os
Use new template for all bin files
Use new template for all userconf_DATA
Minor adjustments to new template
Use new template for some additional Cygwin directories
Update Firefox configuration to new template
Remove search plugins

Use bookmarks with keywords instead.
Remove Firefox mimetypes file
Use new template for sysconf DATA
Adjust Linux bins
Use new template for Emacs inits
Use new template for userloaddefs.el
Remove old template
Move DIR calls to end