replace div class clear with clearfix in main components
Improve finding onElementReady Dependencies autmatically
Ext4: csv export for grids using client side generated csv

not yet working in IE<10
set store pageSize
while loading ResponsigeImg show loading gif
lazy load images images once they get scrolled into view
refactor ResponsiveImg

don't throw private functions into Kwf.Utils namespace

this commit didn't change code/functionality
use abs scroll change, fixes scrolling up that also should load images
Ext4: don't initialize with null as auto-detecting the button doesn't work anymore then
add isVisible calls in benchmark box

move to central helper function
support checkVisiblity for onElementWidthChange
use ext instead of jquery for checking visibility, as it is 2x faster
Add getItemWidth to Carousel to calculate dynamically width of item
Add doubleTapToGo
Remove debug message