Merge pull request #265 from himynameismartin/patch-1

Added C++ syntax highlighting

doc/coding.md

@@ -5,6 +5,7 @@ Please be consistent with the existing coding style.
 
 Block style:
 
+``` cpp
 bool Function(char* psz, int n)
 {
     // Comment summarising what this section of code does
@@ -19,6 +20,7 @@ Block style:
     // Success return is usually at the end
     return true;
 }
+```
 
 - ANSI/Allman block style
 - 4 space indenting, no tabs