added asrock mainboard, dell xps, fixed supermicro

Supermicro: SGX won't be supported with latest 2.0 BIOS on Skylake Server MBs

README.md

@@ -40,6 +40,7 @@ According to the [Product Change Notification](http://qdms.intel.com/dm/i.aspx/5
 | Vendor | Model | Driver Type | Version | Supported OS | Source | Release Date |
 |--------------|-------|-------------|---------|--------------|--------|----|
 | ASRock | E3V5 WS | BIOS | 7.10 | - | [see Issue 13](https://github.com/ayeks/SGX-hardware/issues/13) | 03 February 2017 |
+| ASRock | Z270 Extreme 4 | - | - | - | [see Issue 15](https://github.com/ayeks/SGX-hardware/issues/15) | 2017 |
 
 ## Notebooks 
 
@@ -61,9 +62,9 @@ Newer devices have out of the box SGX BIOS support. Sometimes it is mentioned in
 | Device | Vendor | Model | Mentioned in | Source | Date | Confirmed |
 |--------|--------|-------|--------------|--------|------|-----------|
 | Laptop | Lenovo  | ThinkPad P70, P50S, T560, T460p, T460s, T460, X260  | Manuals |  [see Issue 7](https://github.com/ayeks/SGX-hardware/issues/7) | 22 May 2016 | P50, T460s, [X260](http://pastebin.com/c4SP3mNr) |
-| Server | Supermicro | system [5019-MR](http://www.supermicro.com/products/system/1U/5019/SYS-5019S-MR.cfm), mainboard [X11SSH-F](http://www.supermicro.com/products/motherboard/Xeon/C236_C232/X11SSH-F.cfm) | [Pressrelease](http://www.supermicro.com/newsroom/pressreleases/2015/press150901_Embedded_IoT_Skylake.cfm) | [see Issue 6](https://github.com/ayeks/SGX-hardware/issues/6) | 19 May 2016| X11SSH-F |
+| Server | Supermicro | system [5019-MR](http://www.supermicro.com/products/system/1U/5019/SYS-5019S-MR.cfm), mainboard [X11SSH-F Bios 1.0b](http://www.supermicro.com/products/motherboard/Xeon/C236_C232/X11SSH-F.cfm) | [Pressrelease](http://www.supermicro.com/newsroom/pressreleases/2015/press150901_Embedded_IoT_Skylake.cfm) | [see Issue 6](https://github.com/ayeks/SGX-hardware/issues/6) | 19 May 2016| X11SSH-F |
 | PC | Dell  | newer OptiPlex, Latitude, Vostro, Precision  | Manuals|  [see Issue 5](https://github.com/ayeks/SGX-hardware/issues/5) | 20 Apr 2015 | Precision 7710 |
-| Laptop | Dell  | 2016 XPS 13  | - |  [see Issue 12](https://github.com/ayeks/SGX-hardware/issues/12) | 20 January 2017 | 2016 XPS 13 |
+| Laptop | Dell  | 2016 XPS 13 | - |  [see Issue 12](https://github.com/ayeks/SGX-hardware/issues/12) [see Issue 16](https://github.com/ayeks/SGX-hardware/issues/16) | 20 January 2017 | 2016 XPS 13 9560, 9360 |
 | Laptop | Dell  | Alienware 13 R3  | - | mail | 30 January 2017 | Alienware 13 R3 (Kaby Lake i7-7700HQ) |
 | Desktop PC | Dell  | Optiplex 5040 | Spec Sheet |  [dell.com](http://i.dell.com/sites/doccontent/shared-content/data-sheets/en/Documents/ecemea-optiplex-5040-technical-spec-sheet.pdf) | 3 Dez 2015 | |
 | Mini PC | Intel NUC Kit | NUC6i3SYK, NUC6i7KYK, NUC6i5SYK, NUC6i3SYH, NUC6i5SYH | Driver Site | [SGX software for NUC](https://downloadcenter.intel.com/download/26137?v=t) | 30 June 2016 | |