fix jav321 scraper error when the duration is missing on the website (#503)

修复 `cid` 与 `dvdid` 并存时错误模块名导致无法调用 normal crawlers 的问题 (#475)

fixed some minor bugs (#486)

fix#462: default cropper cropped result is not returnned

增加参数跳过有nfo的dir (#446)

fix#462: default cropper is broken

feat-463: recognize avid like R18-XXX

make call_crawler.py an executable

legalize file path before creating files

fix call_crawler.py

fix translate function call

fix master translation API (#417)

add support for interactive/non-interactive mode

Merge branch 'master' of github.com:Yuukiy/JavSP

update changelog to accommodate v1.8