Initial data commit

Task/Variables/Logo/variables.logo

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+make "g1 0
+name 2 "g2    ; same as make with parameters reversed
+global "g3     ; no initial value
+to func :x
+  make "g4 4   ; still global
+  localmake "L1 6
+  local ["L2 "L3]    ; local variables, collection syntax
+  func2 :g4
+  print :L2      ; 9,  modified by func2
+  print :L3      ; L3 has no value, was not modified by func2
+end
+to func2 :y
+  make "g3 :y
+  make "L2 :L1 + 3     ; dynamic scope: can see variables of callers
+  localmake "L3 5       ; locally override L3 from caller
+  (print :y :L1 :L2 :L3)      ; 4 6 9 5
+end
+print :g4   ; 4
+print :L1   ; L1 has no value
+print name? "L1    ; false, L1 is not bound in the current scope