update Traditional Chinese language

Signed-off-by: Bo-Yi Wu <appleboy.tw@gmail.com>
Calendar translation
date translation
db_lang translation
email_lang translation
form_validation translation
ftp_lang translation
imglib_lang translation
migration_lang translation
number_lang translation
pagination_lang translation
profiler_lang translation
unit_test_lang translation
upload_lang translation
index file for czech translation folder
formatting PSR-2
Revert "formatting PSR-2"

This reverts commit 207a98ca2059d0613922f887ea1abf9da166bd63.
formatting PSR-2
Merge pull request #46 from appleboy/patch-1

update Traditional Chinese language
footer address fix
minor translation fixes