chore(release): releases alpha.26 

chore(release): bump version to alpha.25 

chore(packaging): bump version to 2.0.0-alpha.24 

chore(publishing): fix pubspec authors field 

chore(release): releases alpha.22 

chore(packaging): bump version to 2.0.0-alpha.21; add changelog 

chore(packaging): bump version to 2.0.0-alpha.20 

chore(packaging): bump version to 2.0.0-alpha.19 

chore(release): bump version to 2.0.0-alpha.18 For docs

chore(release): bump version Somehow the version bump from alpha.16 was not submitted to master…