Improved handling of virtual inheritance. (#7)

* new system for handling vtables

* commented out non-matching JKRDisposer::~JKDisposer()

* removed artificial vtables and matched simple virtual-call functions

* better text on nonmatching functions

* reverted asmdiff.sh

* attempt 2

* Spelling

* banner and .gitignore for vtable artifacts

* move virtual function to the correct class

* remove unnecessary casts

tools/.gitignore

@@ -1,3 +1,4 @@
 # Build artifacts
 *.exe
 elf2dol
+vtable.lcf