Using blob URL for open file
Implements mouse wheel behaviour for non-Firefox browsers
Merge pull request #4200 from timvandermeij/ie-mousewheel

Implements mouse wheel behaviour for non-Firefox browsers
Fixes PDFDocumentProxy.getDownloadInfo API name (and refactoring)
Merge pull request #4179 from yurydelendik/dataLoaded

Fixes PDFDocumentProxy.getDataLoaded API name (and refactoring)
Merge pull request #4205 from yurydelendik/blob-open-file

Using blob URL for open file