Fixes to the documentation + forcing C++11 for AppleClang - to rework later.

diff --git a/CMakeLists.txt b/CMakeLists.txt
index b305851..89d4b58 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -60,7 +60,7 @@
     include(scripts/cmake/common.cmake)
 
     add_subdirectory(examples/all_features)
-    
+
     # for code coverage we want exactly one binary to be produced and exercised
     if(NOT DEFINED ENV{CODE_COVERAGE})
         add_subdirectory(examples/exe_with_static_libs)