Reuse input stream during network download to prevent 2 identical network calls
Readme: Added apps
Merge pull request #364 from paveldudka/master

Reuse input stream during network download. Increased lib speed.
Clean code
Introduced DisplayImageOptions.showImageOnLoading(int) as replacement for showStubImage(int)
Introduced DisplayImageOptions.showImageOnLoading(Bitmap), showImageForEmptyUri(Bitmap), showImageOnFail(Bitmap)
Fixed Java docs
Sample: Not use deprecated DIO.showStubImage(int)
Update Readme
Merge remote-tracking branch 'clone/master'