[build.gradle] Clean assets on clean
[build.gradle] Clean assets on clean

ralic/airpal,loconsolutions/airpal,gcnonato/airpal,fly19890211/airpal,ralic/airpal,GabeLoins/airpal_preview_tab_fork,mcanthony/airpal,kadaan/airpal,shirleyyoung0812/airpal,Jonekee/airpal,AdRoll/airpal,shirleyyoung0812/airpal,airbnb/airpal,GabeLoins/airpal_preview_tab_fork,psychocandy/airpal,ralic/airpal,yuananf/airpal,loconsolutions/airpal,kined/airpal,yuananf/airpal,loconsolutions/airpal,gcnonato/airpal,pubnative/airpal,simo7/airpal,shivama205/airpal,GabeLoins/airpal_preview_tab_fork,pubnative/airpal,shirleyyoung0812/airpal,fly19890211/airpal,kined/airpal,kined/airpal,kadaan/airpal,mersal-svds/airpal,GabeLoins/airpal,fly19890211/airpal,Jonekee/airpal,fly19890211/airpal,mersal-svds/airpal,loconsolutions/airpal,airbnb/airpal,airbnb/airpal,GabeLoins/airpal,shivama205/airpal,mcanthony/airpal,shirleyyoung0812/airpal,GabeLoins/airpal,Jonekee/airpal,pubnative/airpal,shivama205/airpal,kined/airpal,GabeLoins/airpal_preview_tab_fork,mersal-svds/airpal,AdRoll/airpal,kadaan/airpal,yuananf/airpal,simo7/airpal,GabeLoins/airpal,simo7/airpal,airbnb/airpal,AdRoll/airpal,mcanthony/airpal,gcnonato/airpal,pubnative/airpal,psychocandy/airpal,psychocandy/airpal,psychocandy/airpal,AdRoll/airpal,simo7/airpal,ralic/airpal,mersal-svds/airpal,mcanthony/airpal,Jonekee/airpal,shivama205/airpal