Alfresco Share module to hide the "Download Original" button from the Quickshare/Document details page

In fact, the "Download" button is replaced with a "Download PDF" button which immediately opens the PDF version when clicked, no matter if the document is originally a PDF or not.

Additionally, URLs to Download PDF on document-details are formed such that the filename is included in the URL.

Use mvn package to build an AMP file in the target directory.

Additionally, included is a bugfix for a problem with the PdfJS viewer's height when displaying on iPhone/Android.