added store_result functionality

src/sections/items.tex

@@ -61,6 +61,7 @@
       \item \incode{condition}   : If \incode{true}, will execute the test step. Otherwise, the test step is skipped
       \item \incode{process\_result}  : Processes the result
       \item \incode{expected\_result}  : Expected result of the item
+      \item \incode{store\_result}   : Stores the result in a global variable
       \item \incode{no\_fail}    : If \incode{true}, forces the step result to be \pass{PASS}
     \end{itemize}
   \end{itemize}