Revert "Use the holodark assets/ colors instead of hololight"

This reverts commit 4a924fccbdac836ec499ddc54d46919d3ea6c7b9.
Revert "More calendar de-blueing"

This reverts commit 1e11849e53c3a89598de92743b75c4bf7f231a09.
Revert "Adding additional assets."

This reverts commit 05a6b1e42da9d365321b859cb3ac7a3bbd2f07ea.
Revert "Calendar deblueing"

This reverts commit 5615902f5e84f5d828917d070956dd2043303e57.