添加了-i语法
bison和flex的生成文件
Merge pull request #1 from hyqhyq3/master

add - i syntax support, thanks to hyqhyq3
Merge remote-tracking branch 'origin/master' into struct_support

Conflicts:
	compiler/location.hh
	compiler/parser.cpp
	compiler/parser.hpp
	compiler/position.hh
	compiler/stack.hh