fix(battery_plus): Upgrade gradle, android compile version & implement code improvements - #508

fix(battery_plus): Upgrade gradle, android compile version & implement code improvements#508

miquelbeltran merged 6 commits into

fluttercommunity:mainfluttercommunity/plus_plugins:mainfrom

juliansteenbakker:battery-plus-upgradejuliansteenbakker/plus_plugins:battery-plus-upgradeCopy head branch name to clipboard