basic text tool added
text tool is color selectable
updated new minified version
added delete key support - no longer sends the browser back in time if the canvas is focussed.
multiline delete support
minor refactoring... make linespace a property of the texttool
delete key should not remove marker tool lines
firefox keycode bug fixed.
firefox delete bug squashed.
fixed touchend bug from isse #7

on touchend there is no targetTouches events.
therefore it raises an exception.
used the coords from the originalEvent
fix for issue #7
merged piffies ios fix
added ghost input field to force keyboard open on ios
updated demo