Increase required version of cmake to 2.8
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 5c55ddd..d3fe48f 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -12,7 +12,7 @@
# > cmake --build . --target install
PROJECT(libgit2 C)
-CMAKE_MINIMUM_REQUIRED(VERSION 2.6)
+CMAKE_MINIMUM_REQUIRED(VERSION 2.8)
CMAKE_POLICY(SET CMP0015 NEW)
# Add find modules to the path
diff --git a/README.md b/README.md
index 4ee1fdc..3191aee 100644
--- a/README.md
+++ b/README.md
@@ -88,7 +88,7 @@ Under Unix-like systems, like Linux, \*BSD and Mac OS X, libgit2 expects `pthrea
they should be installed by default on all systems. Under Windows, libgit2 uses the native Windows API
for threading.
-The `libgit2` library is built using [CMake](<http://www.cmake.org>) (version 2.6 or newer) on all platforms.
+The `libgit2` library is built using [CMake](<http://www.cmake.org>) (version 2.8 or newer) on all platforms.
On most systems you can build the library using the following commands