svg support - catching up with https://github.com/jmoenig/morphic.js/commit/4b23a17aa5d181c0cb184166e927e108a0f63e4f
paste (and also copy) support - catching up with https://github.com/jmoenig/morphic.js/commit/6eb5744341809787c2695d58b6b40e60526ebcd9
Escalate mouseClickLeft() event from StringFieldMorph - catching up with https://github.com/jmoenig/morphic.js/commit/ab9785480d1b2903f4e3b32d4c200418acfd4cd5
Pen "warp" optimizations = catching up with https://github.com/jmoenig/morphic.js/commit/bc3e3e2a66d1a1ae92ce94743f3c08aafc672794
nextStep() injection - catching up with https://github.com/jmoenig/morphic.js/commit/01603353b9885787480c540016dd8300b5320c70
Whitespace normalization - catching up with https://github.com/jmoenig/morphic.js/commit/fc4266cc9bf1929d824ff28e542bc8413ee15092
support for special character "@"
rebuild and docs