Merge pull request rosette-api#12 from rosette-api/0.7.4

Merge 0.7.4 to master

Merge pull request rosette-api#11 from rosette-api/0.7.2

Merge 0.7.2 to master

Merge pull request rosette-api#10 from rosette-api/0.7.1

Merge 0.7.1 to master

Merge pull request rosette-api#9 from rosette-api/0.7.0

Merge 0.7.0 to master

Merge pull request rosette-api#8 from rosette-api/0.5.9

Merge 0.5.9 to master

Merge pull request rosette-api#7 from rosette-api/0.5.8

Merge 0.5.8 to master

Merge pull request rosette-api#5 from rosette-api/0.5.7

Merge 0.5.7 to master

Merge pull request rosette-api#4 from rosette-api/0.5.6

Merge 0.5.6 to master

Merge pull request rosette-api#3 from rosette-api/0.5.5

Merge 0.5.5 to master

Merge pull request rosette-api#2 from rosette-api/0.5.4

Merge 0.5.4 to master