added prices 10/29-31
Revert "added prices 10/29-31"

This reverts commit 642be866240211d3cc5848eabe14f8f28c871a8e.
attempted price changes #2
Revert "attempted price changes #2"

This reverts commit d22b16a7bb1ff1276e35230c9b97d6c83eb7ee3a.
Merge remote-tracking branch 'origin/gh-pages'
Merge remote-tracking branch 'origin/gh-pages'
Merge remote-tracking branch 'origin/gh-pages'
Merge remote-tracking branch 'origin/gh-pages'
Update carbon_prices.csv
Update carbon_prices.csv
Merge pull request #77 from climatepolicy/master

updated prices