Any is dead! Long live the Str!

Breaking changes:

• Any and AnyArray no longer exist
• hmap[] and bmap[] must be specified as hmap[str] and bmap[str]
• Array types such as T[] are now [T]

examples/maps.ion

-let map:hmap[] = [key1=one key3=three]
+let map:hmap[str] = [key1=one key3=three]
 let map[key2] = two
 echo @map[key1]
 echo @map[key2]
@@ -9,11 +9,11 @@ echo @map[uno]
 echo @map[tres]
 echo @map[dos]
 
-let map:hmap[int[]] = [key1=[1 2 3 4 5] key2=[6 7 8]]
+let map:hmap[[int]] = [key1=[1 2 3 4 5] key2=[6 7 8]]
 echo @map[key1]
 echo @map[key2]
 
-let map:bmap[] = [key1=one key3=three]
+let map:bmap[str] = [key1=one key3=three]
 echo @map
 let map[key2] = two
 echo @map