[css2] Minor value order changes, changed applies to text for float and clear, renamed static -> normal for position, for content property, changed star to plus and initial value is empty string

--HG--
extra : convert_revision : svn%3A73dc7c4b-06e6-40f3-b4f7-9ed1dbc14bfc/trunk%40610

Author: ianbjacobs

css2/properties/properties.db

@@ -61,11 +61,14 @@ containing block ;; visual  */
 */
 
 /* display;; inline | block | list-item | none | run-in | compact | table | row-group | column-group | row | column | cell | caption;; inline;; *;; no;; N/A ;; visual  */
-/* float;; left | right | none;; none;; *;; no;; N/A ;; visual  */
-/* clear;; none | left | right | both;; none;; *;; no;; N/A ;; visual  */
+/* float;; left | right | none;; none;; elements that
+are not positioned absolutely;; no;; N/A ;; visual  */
+/* clear;; none | left | right | both;; none;; elements
+that produce boxes that behave like block-level boxes;; no;; N/A ;; visual  */
 
 /* direction;; ltr | rtl | ltr-override | rtl-override;; ltr;; all elements;; yes;; N/A ;; visual  */
-/* position;; static | relative | absolute | fixed;; static;; *;; no;; N/A ;; visual  */
+/* position;; normal | relative | absolute | fixed;; normal;;
+elements that generated absolutely positioned and floated boxes ;; no;; N/A ;; visual  */
 /* top;; <length> | <percentage> | auto ;; auto;; *;; no;; refer to height of containing block ;; visual  */
 /* bottom;; <length> | <percentage> | auto ;; auto;; *;; no;; refer to height of containing block ;; visual  */
 /* left;; <length> | <percentage> | auto ;; auto;; *;; no;; refer to width of containing block ;; visual  */
@@ -316,4 +319,5 @@ auto;; *;; yes;; N/A;; visual
 /* widows;; <integer>;; 2;; block-level elements;; yes;; N/A ;; visual, paged */
 /* orphans;; <integer>;; 2;; block-level elements;; yes;; N/A ;; visual, paged */
 
-/* content;; (<string> | <uri> | <counter>)*;; (empty);; :before and :after;; no;; N/A;; all */
+/* content;; (<string> | <uri> | <counter>)+ ;; empty string;;
+:before and :after;; no;; N/A;; all */