Add permission for write sdcard.
Create class of EmojiLoader.
Load emoji from http.
Use DownloadManager when download emoji.
Use HttpURLConnection when download emoji.
Notification when emoji download complete.
Auto select DPI.
Delete assets.
Load emoji from sdcard.
Update category data.
Delete test code.
No update when nothing new file.
Add error check.
Optimize imports.
Download emoji.
Merge pull request #15 from emojidex/emoji-loader

Emoji loader