feature(view): Add new method `showLoading`, `hideLoading`, `reset` and `loadEcharts:` then re-structure codes
feature(view): Add new method `showLoading`, `hideLoading`, `reset` and `loadEcharts:` then re-structure codes

Pluto-Y/SwiftyEcharts,Pluto-Y/SwiftyEcharts,Pluto-Y/SwiftyEcharts