added on convention of types onto the substract function
added on convention of types onto the substract function
jparicka/cloudly,jparicka/cloudly,followyourheart/cloudly,ProjectCloudly/cloudly,ProjectCloudly/cloudly,followyourheart/cloudly,ProjectCloudly/cloudly,jparicka/cloudly,jparicka/cloudly,followyourheart/cloudly,ProjectCloudly/cloudly,jparicka/cloudly,ProjectCloudly/cloudly,followyourheart/cloudly,followyourheart/cloudly