x86: Update packages.

- Rebuild Ruby due to accidental dependency on libz.
- Update webkit to 1.5.1.

build/jam/repositories/HaikuPorts/x86

@@ -127,8 +127,8 @@ RemotePackageRepository HaikuPorts
 	gutenprint-5.2.10-1
 	gutenprint_devel-5.2.10-1
 	gzip-1.6-2
-	haikuwebkit-1.4.13-1
-	haikuwebkit_devel-1.4.13-1
+	haikuwebkit-1.5.1-1
+	haikuwebkit_devel-1.5.1-1
 	help2man-1.46.6-1
 	htmldoc-1.8.27-3
 	icu-55.1-5
@@ -265,8 +265,8 @@ RemotePackageRepository HaikuPorts
 	qsystray-0.1-3
 	readline-6.3.8-1
 	readline_devel-6.3.8-1
-	ruby-2.2.2-3
-	ruby_devel-2.2.2-3
+	ruby-2.2.2-4
+	ruby_devel-2.2.2-4
 	scons-2.3.1-4
 	sdl_gfx-2.0.25-2
 	sdl_gfx_devel-2.0.25-2