* feature/theming2: (124 commits)
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redmond update
better preview, collateral fixes
theme separation
more styles
cosmetic fixes
font control args to allow passing an option list of fonts, for future use
more fonts
initial font support
clean up
validity checks, no longer exploding when something is invalid
DM timeline: stream new statuses
collateral fixes
fixed indentation
some help strings
reset buttons, better disabled for shadows
added "keep opacity" option, fixed opacity loading, fixed missing shadows not affecting the preview (i.e. previewing pleroma-dark when redmond is applied)
fix v1->v2 transition for localstorage
radii v1 fixes
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