Merge pull request #339 from RosettaCommons/cmake-version-update

update CMake minimal version requirement

Author: lyskov

CMakeLists.txt

@@ -1,5 +1,5 @@
 #This file can be used to build binder using preinstalled LLVM/Clang
-CMAKE_MINIMUM_REQUIRED(VERSION 2.8.0)
+CMAKE_MINIMUM_REQUIRED(VERSION 3.5.0)
 PROJECT(binder CXX C)
 SET(VERSION 1.4.1)
 option(STATIC "Statically compile Binder. See `documentation/install.rst` for more information." OFF)