Added gitignore file.
Added gitignore file.

kzganesan/SuperToasts,jaohoang/SuperToasts,shihabmi7/SuperToasts,daimajia/SuperToasts,Learn-Android-app/SuperToasts,10045125/SuperToasts,JohnPersano/SuperToasts,kimxuyenthien/SuperToasts,lejingw/SuperToasts,vaginessa/SuperToasts,mlevytskiy/SuperToasts,GypsyLife/SuperToasts,hgl888/SuperToasts