Multiply block now can receive variables
Substract block now can receive variables
Divide block now can receive variables
Don't draw arc when pen is up
Numbers palette label changes
jQuery Mobile libraries added
Draw save part 1
Draw save part 2
Draw save part 3
Draw save part 3
Image preview width-height scaled to window height-width
Minus sign enabled on number block
Greater Than block accepts variables
Lower than block / Equals block accepts variables bugfix
Variable not exists error message bugfix
Code cleanup
Arc doesn't refresh screen bugfix
Don't draw arc when pen is up part 2 / pen_down = true on clear canvas
Mod block now accepts variables
Sqrt block now accepts variables