Updated Ubuntu Build (markdown)

Ubuntu-Build.md

@@ -1,5 +1,5 @@
 ## Ubuntu 16.04 Xenial Xerus
-```
+```bash
 sudo apt-get install git build-essential cmake libuv1-dev libmicrohttpd-dev
 git clone https://github.com/xmrig/xmrig.git
 cd xmrig
@@ -11,13 +11,13 @@ make
 
 ### gcc 7.1
 Optionally you can use gcc 7 to small performance increase.
-```
+```bash
 sudo add-apt-repository ppa:jonathonf/gcc-7.1
 sudo apt-get update
 sudo apt-get install gcc-7 g++-7
 ```
 When run cmake manually specify C and C++ compiler:
-```
+```bash
 cmake .. -DCMAKE_C_COMPILER=gcc-7 -DCMAKE_CXX_COMPILER=g++-7
 ```