Update INSTALL/HOW-TO-INSTALL-OR-UPDATE.html

Flash 9+ ir.. /is (latv.)/
responsive settings added to messy template
removed absolute positioning for responsive feature
column count for each section, sortable entries
responsive layout - entry padding, other css fixes for resposive layout
footer stick to bottom fix for responsive
responsive iframe and video-js feature added, yellow gallery editor button fix
responsive menu added
iframe wrapper removed from engine, because text editor unreachable
responsive banners layout added, background gallery navigation removed from responsive layout
CSS fix for gallery edit overlay vertical centering
Merge branch 'master' into responsive
shopping cart link is now movable
messy template fix for shopping cart image, settings description fix (need translations here
messy template fix for addToBasket button visibility
entry max width and padding added as settings per page under sections page for responsive layout, added setting for heading and menu margin for responsive layout
added 4 column layout for responsive layout, sections details settings gui fix
viewport scale 1 added for responsiveness
viewport scale 1 added for responsiveness
on section create also creates details fields