set up component for the shared icons
add icons
add other icon sets to demo
move old png assets from core-icon to iconsets/png-icons.html
Concatenate action, alert, content, file, navigation, and toggle sets into the "default" set of icons
Rename default icons file to just icons.html
fix core-icon dependency
Remove shadow, make the icon grow and change color on hover instead
size change is nuts
add core-icon as dependency for the iconsets
fix typo in imports
fix typo again
another round of icons
load core-icon in core-icons; simplify demo.
Recover iconsets from simplification
Cleaner iconsets, dropped 30KB!

Fixed star and star-half icons
Update iconsets

Removed signal and battery icons
Removed more extraneous whitespace
Alphabetized icons in iconsets
Add device-icons to demo

Clean up a few icons
sort main iconset
core-action-icons EOLd