dotter: Simplify local setups

Everything that is in the repo should be listed in the global.toml
file. The local.toml file then picks the stuff to actually
write. For systemwide packages, a systemwide.toml (local) file
is used instead.

.dotter/global.toml

@@ -14,8 +14,6 @@ depends = [
   "writing",
 ]
 
-[system]
-
 [workstation]
 depends = ["linux", "desktop", "multimedia", "qutebrowser"]
 
@@ -79,3 +77,7 @@ terminal = "~"
 [writing.files]
 "writing/README.md" = { target = "~/README.md", type = "symbolic", if = "false" }
 writing = "~"
+
+[system.files]
+"bootstrap/system-packages" = { target = "/", type = "symbolic", owner = "root" }
+

.dotter/incl-systemwide.toml

@@ -1,7 +0,0 @@
-[system]
-
-[system.files]
-"bootstrap/system-packages" = { target = "/", type = "symbolic", owner = "root" }
-
-[system.variables]
-

.dotter/systemwide.toml

@@ -1,4 +1,3 @@
-includes = [".dotter/incl-systemwide.toml"]
 packages = ["system", "workstation"]
 
 [files]