CLI file search utility

Installation:
* _npm install filesearch-package_ — a command that will install the npm package from the npm repository

Parameters(order is not strict):
* --DIR (required) - base lookup directory
* --TYPE (optional) - [D|F] D - directory, F - file
* --PATTERN (optional) - regular expression to test file/directory name
* --MIN-SIZE (optional) - minimum file size [B|K|M|G], should be skipped for directories
* --MAX-SIZE (optional) - maximum file size [B|K|M|G], should be skipped for directories

(B - bytes, K - kilobytes, M - megabytes, G = gigabytes)

Usage examples:
* index.js --DIR="/Users/Files" --PATTERN=\\.png
* index.js --DIR="/Users/Files" --TYPE=D
* index.js --DIR="/Users/Files" --PATTERN=\\.js --TYPE=F --MIN-SIZE=4K