Create Henry's branch
Delete Henry's branch
Merge pull request #9 from FlightFinder/Henry

s
use json-sipmle to write json
Merge branch 'develop' of https://github.com/FlightFinder/FlightFinder into develop
support response in xml
Merge pull request #10 from samzhao88/develop

Support JSON and XML
pull out core engin from the query method
merge with sam version
Merge pull request #11 from HaoranHuang/develop

Merged with sam's version
clean up files and add comments
Merge pull request #12 from samzhao88/develop

clean up files and add comments
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Update README.md
reorganize the code
Merge branch 'develop' of https://github.com/FlightFinder/FlightFinder into develop
reorganize the code
added types and labels