Update README.md

+ Add note about current status. 
+ Add links for tools.
+ Use embedded links

README.md

@@ -1,16 +1,20 @@
-hdl
-===
+#HDL Reference Designs
 
 Analog Devices HDL libraries and projects
 
-Tools version:
-- Vivado 2014.4.1
-- Quartus 14.0
+##NOTE
 
-First time users, it is highly recommended to go through our HDL user guide at the following url:
+>Beware! This branch is just a realease candidate. Final release expected at end of June.
 
-http://wiki.analog.com/resources/fpga/docs/hdl
+###Tools version:
+- [Vivado 2014.4.1]
+- [Quartus 14.1]
 
-For support please visit our FPGA Reference Designs Support Community on EngineerZone:
+For first time users, it is **highly recommended** to go through our [HDL user guide].
 
-http://ez.analog.com/community/fpga
+For support please visit our [FPGA Reference Designs Support Community] on EngineerZone.
+
+[Vivado 2014.4.1]:http://www.xilinx.com/content/xilinx/en/downloadNav/vivado-design-tools/2014-4.html
+[Quartus 14.1]:http://dl.altera.com/14.1/?edition=subscription
+[HDL user guide]:http://wiki.analog.com/resources/fpga/docs/hdl
+[FPGA Reference Designs Support Community]:http://ez.analog.com/community/fpga