Added info about Premake4.4beta5.

README.md

@@ -126,7 +126,7 @@ Building
 
 ### Prerequisites
 
-Premake 4.4 beta4  
+Premake 4.4 beta5  
 [http://industriousone.com/premake/download](http://industriousone.com/premake/download)
 
 GNU make and CoreUtils  

makefile

@@ -6,6 +6,7 @@
 all:
 	premake4 --file=premake/premake4.lua vs2008
 	premake4 --file=premake/premake4.lua vs2010
+	premake4 --file=premake/premake4.lua vs2012
 	premake4 --file=premake/premake4.lua --gcc=android-arm gmake
 	premake4 --file=premake/premake4.lua --gcc=android-mips gmake
 	premake4 --file=premake/premake4.lua --gcc=android-x86 gmake
@@ -82,6 +83,9 @@ vs2008: vs2008-debug32 vs2008-release32 vs2008-debug64 vs2008-release64
 .build/projects/vs2010:
 	premake4 --file=premake/premake4.lua vs2010
 
+.build/projects/vs2012:
+	premake4 --file=premake/premake4.lua vs2012
+
 .build/projects/gmake-nacl:
 	premake4 --file=premake/premake4.lua --gcc=nacl gmake
 nacl-debug32: .build/projects/gmake-nacl