remove unuse lines
refactor get instruction by index part
Merge pull request #1 from atdog/master

merge debug info by atdog
add debug info
fix bug when jump between blocks
add debug info
update log mesasge format
update debug message
solve more opcode
print decompiled backtrace result
add comma when print backtrace
solve more opcode when print backtrace
fix bug of "this" in static method