tree 1a08271abfb481d1b5dbe8c919ea026a4d585987
parent 85d276c84ddc8cc25d8488323a435316a271ac2d
author Alex Stewart <alexs.mac@gmail.com> 1492614987 +0100
committer Alex Stewart <alexs.mac@gmail.com> 1492614987 +0100

Optionally use exported Eigen CMake configuration if available.

- Updates FindEigen.cmake to default to an installed Eigen CMake
  Configuration if available, otherwise falls back to previous behaviour
  of searching for Eigen components.
- This mimics the behaviour of FindGflags.cmake & FindGlog.cmake.

Change-Id: Ifce948d554a0135ce1a0c443267c0230e516f14b