add lookup table grabbed from post.gov.tw

it can be updated from the following link:
http://www.post.gov.tw/post/internet/down/index.html#1808
add parser for extracting data from post.gov.tw
strip space between translated tags
bug fix
add .gitignore
add taiwanZip class

- find correspond zip numbers in parsed data structure
- ability to translate Chinese numbers to numbers

TODOs:
- make Chinese numbers translation more robost
- handle typo in user input
鄰巷段號樓
more dedicate number processing
use levenshtein to retrieve possible string
refine
move parsed filepath to constructor

FIXME
modify for the ease of debug
process '之' in address
handle numbers ends with '百'
return array with data