reorganize and elaborate on unicode

content/strings.md

@@ -1,11 +1,7 @@
 ---
-title: Primitive Data Structures
+title: Strings
 ---
-# Primitive Data Structures
-
-Nimrod contains several basic builtin data structures: sequences, strings, bitsets, and arrays.
-
-## Strings
+# Strings
 
 ``` nimrod
 echo "words words words ⚑"
@@ -43,5 +39,7 @@ There are several types of strings literals:
  - Raw Strings: created by prefixing the string with an `r`. There are no escape sequences don't work, except for `"`, which can be escaped as `""`
  - Proc Strings: raw strings, but the method name that prefixes the string is called
 
-### A note about unicode
-Unicode symbols are allowed in strings, but are not treated in any special way, so if you want count glyphs or uppercase unicode symbols, you must use the `unicode` module.
+## A note about unicode
+Unicode symbols are allowed in strings, but are not treated in any special way, so if you want count glyphs or uppercase unicode symbols, you must use the `unicode` module.
+
+Strings are generally considered to be encoded as UTF-8, so because of unicode's backwards compatibility, can be treated exactly as ASCII, with all values above 127 ignored.

content/toc.md

@@ -8,12 +8,15 @@
 * [If, Else, While, Block](/if_else_while/)
 * [Case Statements](/case/)
 * [For Loops & Iterators](/for_iterators/)
+* [Primitive Types](/primitives/)
 * [Types](/types/)
   * [Object Types](/types/objects/)
   * [Enum Types](/types/enums/)
   * [Distinct Types](/types/distinct/)
-  * [Primitive Types](/types/primitives/)
-  * [Primitive Data Structures](/types/primitive_data_structures/)
+* [Strings](/strings/)
+* [Arrays](/arrays/)
+* [Sequences](/seqs/)
+* [Bitsets](/bitsets/)
 * [Procedures](/procs/)
 * [Exceptions](/exceptions/)
 * [Varargs](/varargs/)