move path() back to shapes level 1

Author: astearns

css-shapes-1/Overview.bs

@@ -439,6 +439,38 @@ Supported Shapes</h3>
 			arranged to enclose no area)
 			result in an <a>empty float area</a>.
 		</dd>
+		<dt><dfn>path()</dfn> = 
+			path( [<<fill-rule>>,]? <<string>> )
+		</dt>
+		<dd dfn-type=value dfn-for="path()">
+			<ul>
+				<li>
+					<dfn><<fill-rule>></dfn> -
+					The filling rule used
+					to determine the interior
+					of the path.
+					See <a href="https://www.w3.org/TR/SVG/painting.html#FillRuleProperty">fill-rule</a> property
+					in SVG for details.
+					Possible values are ''nonzero''
+					or ''evenodd''.
+					Default value when omitted is ''nonzero''.
+				<li>
+					The <dfn><<string>></dfn>  represents an
+					<a href="https://www.w3.org/TR/SVG11/paths.html#PathData">SVG Path data string</a>.
+					The path data string must be conform
+					to the grammar and parsing rules of SVG 1.1.
+					The initial position is defined
+					by the first “move to” argument
+					in the path string.
+					For the initial direction follow SVG 1.1.
+			</ul>
+
+			The UA must close a path 
+			with an implicit 
+			closepath command ("z" or "Z") 
+			if it is not present in the string 
+			for properties that require a closed loop 
+			(such as 'shape-outside' and 'clip-path').
 	</dl>
 
 	The arguments not defined above are defined as follows:
@@ -1066,6 +1098,7 @@ Since <a href="https://www.w3.org/TR/2014/CR-css-shapes-1-20140320/">March 20th
 	<ul>
 		<li>Clarified shape-margin computed value</li>
 		<li>Clarified empty circles and ellipses for <a href="https://github.com/w3c/csswg-drafts/issues/850">issue #850</a></li>
+		<li>Moved path() back from level 2</li>
 	</ul>
 
 <h3 class="no-num" id="20140211">