Integrated the variable header into the symbol header for the function reference...
tree05f3cebccb9a2743de7d646efe16f1ceb1fe5130
drwxr-xr-x - frith
-rw-r--r-- 0 function.cpp
drwxr-xr-x - interpreter
drwxr-xr-x - lexer
-rw-r--r-- 682 main.cpp
-rw-r--r-- 1377 symbol.cpp
drwxr-xr-x - variable