add logical node eg: expr || expr , expr && expr
verify built-in function args match
return void
add built-in function: version()
add logical analysis
add version function
stmts endswith End, return Void
print stringvalue
支持高阶函数
remove typecheck method，redefine type system
add type built-in func
add test hign-order
delete
support type compare
add built-in fun: type
auto test
add test , test type()
support comment: # or //, test it
add comment
Merge branch 'dev' of git@github.com:fengzishiren/tinylang.git into dev

Conflicts:
	src/Call.java