Edit post installation script of MySQL bucket (#1901)
Edit post installation script of MySQL bucket (#1901)

* Edit post installation script of MySQL bucket

* Since MySQL 5.7.18, my-default file is no longer distributed in package so we can't the line to produce my.ini by copying my-default file.
* In Powershell, Out-file seems to make Byte Order Mark automatically and this occurs following error so this is a temporary commit which changes UTF-8 to ASCII doesn't make BOM.

mysql: [ERROR] Found option without preceding group in config file …\scoop\apps\mysql\current\my.ini at line 1!
mysql: [ERROR] Fatal error in defaults handling. Program aborted!

* mysql: fix whitespace

kodybrown/scoop,coonce/scoop,vidarkongsli/scoop,reelsense/scoop,nikolasd/scoop,lukesampson/scoop,rasa/scoop,berwyn/scoop,yunspace/scoop