Update CMake modules.

Merge commit 'dd2c7e902aa095fd7844329e38bca7cd7c51e6d9' into osx-refactor_sync-mplus

Conflicts:
	cmake/FindWinHID.cmake

cmake/FindMarkdown.cmake

@@ -0,0 +1,56 @@
+# - try to find Markdown tool
+#
+# Cache Variables:
+#  MARKDOWN_EXECUTABLE
+#
+# Non-cache variables you might use in your CMakeLists.txt:
+#  MARKDOWN_FOUND
+#
+# Requires these CMake modules:
+#  FindPackageHandleStandardArgs (known included with CMake >=2.6.2)
+#
+# Original Author:
+# 2011 Ryan Pavlik <rpavlik@iastate.edu> <abiryan@ryand.net>
+# http://academic.cleardefinition.com
+# Iowa State University HCI Graduate Program/VRAC
+#
+# Copyright Iowa State University 2011.
+# Distributed under the Boost Software License, Version 1.0.
+# (See accompanying file LICENSE_1_0.txt or copy at
+# http://www.boost.org/LICENSE_1_0.txt)
+
+file(TO_CMAKE_PATH "${MARKDOWN_ROOT_DIR}" MARKDOWN_ROOT_DIR)
+set(MARKDOWN_ROOT_DIR
+	"${MARKDOWN_ROOT_DIR}"
+	CACHE
+	PATH
+	"Path to search for Markdown")
+
+if(MARKDOWN_EXECUTABLE AND NOT EXISTS "${MARKDOWN_EXECUTABLE}")
+	set(MARKDOWN_EXECUTABLE "notfound" CACHE PATH FORCE "")
+endif()
+
+# If we have a custom path, look there first.
+if(MARKDOWN_ROOT_DIR)
+	find_program(MARKDOWN_EXECUTABLE
+		NAMES
+		markdown
+		PATHS
+		"${MARKDOWN_ROOT_DIR}"
+		PATH_SUFFIXES
+		bin
+		NO_DEFAULT_PATH)
+endif()
+
+find_program(MARKDOWN_EXECUTABLE NAMES markdown)
+
+include(FindPackageHandleStandardArgs)
+find_package_handle_standard_args(Markdown
+	DEFAULT_MSG
+	MARKDOWN_EXECUTABLE)
+
+if(MARKDOWN_FOUND)
+	mark_as_advanced(MARKDOWN_ROOT_DIR)
+endif()
+
+mark_as_advanced(MARKDOWN_EXECUTABLE)