Minor improvements and deprecation warning for SplineCurve3 doc v3

docs/api/extras/curves/SplineCurve.html

@@ -15,9 +15,6 @@
 		<div class="desc">
 		Create a smooth 2d spline curve from a series of points. Internally this uses
 		[page:CurveUtils.interpolate] to create the curve.
-
-		Note that this will be deprecated. Please use a [page:CatmullRomCurve3] instead.
-
 		</div>
 
 		<h2>Example</h2>

docs/api/extras/curves/SplineCurve3.html

@@ -12,8 +12,13 @@
 
 		<h1>[name]</h1>
 
-		<div class="desc">Create a smooth 3d spline curve from a series of points.. Internally this uses
-		[page:CurveUtils.interpolate] to create the curve.</div>
+		<div class="desc">
+			Create a smooth 3d spline curve from a series of points. Internally this uses
+		[page:CurveUtils.interpolate] to create the curve.<br /><br />
+
+		Note that this will be deprecated. Please use a [page:CatmullRomCurve3] instead.
+
+	</div>
 
 		<h2>Example</h2>