fixed a crash in $::matches() when passing a string argument in a DOM context aginst a set of not-dom-nodes
plugin/events: added keyboard events "keydown",up, and press
added optional argument $.zeros(N, zero=0)
correct a path after moving the html tests
move the definition of "off-screen" further off,

to account for the drop shadow
TNET: add a simple guard to trying to unpack undefined data
create plugins/css:

add $.CSS.{parse/stringify}
rebuild
bump to v0.2.1