Merge pull request #140 from jcarpent/devel

Slight update of CMake

cmake @ 93ec987e

-Subproject commit 235f3826fa5a6956e9146f8722222c51d0d11bfa
+Subproject commit 93ec987ecdc016039c8731e203943e5a83eb96d5

python/CMakeLists.txt

@@ -61,6 +61,7 @@ ELSE()
   ELSE()
     SET(ENABLE_DOXYGEN_AUTODOC FALSE)
     MESSAGE(STATUS "Python package lxml not found. Python bindings will not be documented.")
+    MESSAGE(STATUS "  You can install it with: pip install lxml")
   ENDIF()
 
   EXECUTE_PROCESS(COMMAND ${PYTHON_EXECUTABLE} -c "import pylatexenc"