Structogramview v1.2

Added

• new custom event "structoedit.update"
• new abstract class SourceImporter
• Current selected Theme is stored in sessionStorage
• Some chars for Copy&Paste
• new xslt script to create a html view from a xml file

Changed

• refactored nav-buttons and figures to be added by addView()
• Reworked Sample loading to work with Promise.
• Fallback is used only in case of failure.
• sample filename and view-id no longer hard coded in <script> block

Fixed

• Alignment and Border in all browsers the same. Fixes the alignment problems in Chrome (#7)
• No overflow of Command-Marks in Chrome
• currect DOCTYPE for index.html
• updated screenshots
• Scrolling with correct style value