Add cholesky's members to MatrixBase
Various documentation improvements including new snippets (AngleAxis and Cholesky)
diff --git a/doc/snippets/compile_snippet.cpp.in b/doc/snippets/compile_snippet.cpp.in
index 5876aab..950f066 100644
--- a/doc/snippets/compile_snippet.cpp.in
+++ b/doc/snippets/compile_snippet.cpp.in
@@ -1,8 +1,11 @@
#include <Eigen/Core>
#include <Eigen/Array>
#include <Eigen/LU>
+#include <Eigen/Cholesky>
+#include <Eigen/Geometry>
USING_PART_OF_NAMESPACE_EIGEN
+using namespace Eigen;
using namespace std;
int main(int, char**)