updated BUILD.md for syntax

BUILD.md

@@ -2,26 +2,32 @@
 
 First, clone the repository:
 
-    git clone https://github.com/micahflee/torbrowser-launcher.git
-    cd torbrowser-launcher
+```sh
+git clone https://github.com/micahflee/torbrowser-launcher.git
+cd torbrowser-launcher
+```
 
 Then install dependencies, build a package, and install:
 
 ### Debian, Ubuntu, Linux Mint, etc.
 
-    sudo apt-get install build-essential python-all python-stdeb python-gtk2 python-psutil python-twisted python-lzma python-txsocksx wmctrl gnupg fakeroot xz-utils tor
-    ./build_deb.sh
-    sudo dpkg -i deb_dist/torbrowser-launcher_*.deb
+```sh
+sudo apt-get install build-essential python-all python-stdeb python-gtk2 python-psutil python-twisted python-lzma python-txsocksx wmctrl gnupg fakeroot xz-utils tor
+./build_deb.sh
+sudo dpkg -i deb_dist/torbrowser-launcher_*.deb
+```
 
-Optionally you can install python-pygame if you want to play a modem sound while Tor Browser is launching.
+Optionally you can install `python-pygame` if you want to play a modem sound while Tor Browser is launching.
 
 ### Red Hat, Fedora, CentOS, etc.
 
-    sudo yum install python-psutil python-twisted wmctrl gnupg fakeroot rpm-build
-    ./build_rpm.sh
-    sudo yum install dist/torbrowser-launcher-*.rpm
+```sh
+sudo yum install python-psutil python-twisted wmctrl gnupg fakeroot rpm-build
+./build_rpm.sh
+sudo yum install dist/torbrowser-launcher-*.rpm
+```
 
-Optionally you can install pygame if you want to play a modem sound while Tor Browser is launching.
+Optionally you can install `pygame` if you want to play a modem sound while Tor Browser is launching.
 
 ### Run without installing