these updates prevent the content script from being injected until color pick is first run on a given tab, in reaction to a passing dev chanel feature that indicates the number of active content scripts on a given tab
adds registration features and other activation features.  auto-pick autocast related improvements
fixing a long standing bug related to disable color picker, fixing options screen to restore help hashstate and color wheel link to one that works with colorpick
fixing a bug where preferences that were default true do not restore correctly on the options page