Improve style: architecture.txt
Improve style: faq.txt
Improve style: http-to-td.txt
Improve style: http-to-hdfs.txt
Improve style: apache-to-s3.txt
Improve style: apache-to-mongodb. Please check "match.**" for correctness
Improves style: python.txt
Improve style: ruby.txt
Improve style: perl.txt
Improve style: php.txt
Improve style: java.txt
Improve style: nodejs.txt
update/resolve conflict in nodejs.txt