Added comments on the sync functionality
Added comments on the sync functionality

18671178307/sdk,sergiohs84/sdk,PatrickJBaird/sdk,SuperStarPL/sdk,Alexx99/sdk,Alexx99/sdk,BiuroCo/mega,SuperStarPL/sdk,wizzard/sdk,PatrickJBaird/sdk,thedebian/sdk,Sisky/sdk,javiserrano/sdk,javiserrano/sdk,jedisct1/sdk,PatrickJBaird/sdk,BlackFired/sdk,Alexx99/sdk,Acidburn0zzz/sdk,Acidburn0zzz/sdk,thedebian/sdk,Novo1987/sdk,18671178307/sdk,thedebian/sdk,meganz/sdk,18671178307/sdk,meganz/sdk,Novo1987/sdk,meganz/sdk,Acidburn0zzz/sdk,meganz/sdk,jedisct1/sdk,Sisky/sdk,thedebian/sdk,PatrickJBaird/sdk,javiserrano/sdk,Sisky/sdk,thedebian/sdk,jedisct1/sdk,sergiohs84/sdk,BlackFired/sdk,sergiohs84/sdk,sergiohs84/sdk,18671178307/sdk,sergiohs84/sdk,Novo1987/sdk,18671178307/sdk,BiuroCo/mega,SuperStarPL/sdk,BlackFired/sdk,sergiohs84/sdk,Novo1987/sdk,meganz/sdk,thedebian/sdk,meganz/sdk,BlackFired/sdk,BiuroCo/mega,Acidburn0zzz/sdk,wizzard/sdk,BiuroCo/mega,javiserrano/sdk,SuperStarPL/sdk,Sisky/sdk,18671178307/sdk,Novo1987/sdk,BiuroCo/mega,jedisct1/sdk,jedisct1/sdk,BlackFired/sdk,BiuroCo/mega,Acidburn0zzz/sdk,Alexx99/sdk,jedisct1/sdk,18671178307/sdk,jedisct1/sdk,sergiohs84/sdk,18671178307/sdk,Novo1987/sdk,javiserrano/sdk,Sisky/sdk,javiserrano/sdk,Acidburn0zzz/sdk,wizzard/sdk,Acidburn0zzz/sdk,Acidburn0zzz/sdk,SuperStarPL/sdk,Alexx99/sdk,sergiohs84/sdk,Novo1987/sdk,Novo1987/sdk,PatrickJBaird/sdk,PatrickJBaird/sdk,Sisky/sdk,wizzard/sdk,SuperStarPL/sdk,BlackFired/sdk,jedisct1/sdk,Alexx99/sdk,meganz/sdk