[fileNameNormalizer]add perl version 1.
add kata of pipe and threadpool.
Add kata: Protocol Buffer and python implementation

Protocol buffer is a serialize and deserialize message framework
Which is fast and small.
Language support: python, c++, java
Add logic to remove zero ahead of hundred.

Previously, change "00011" to "11".
Now, change "00011" to "011".
remove try.txt

This file is there for test only.  Remove this file.