v1.3.0

GlobalSensitivity v1.3.0

Diff since v1.2.1

Closed issues:

• Sum of Sobol indices in the case of orthogonal inputs (#46)

Merged pull requests:

• Change title of tutorial from juliacon (#44) (@Vaibhavdixit02)
• CI for LTS (#45) (@ChrisRackauckas)
• Fix second order Sobol indices calculation (#47) (@Vaibhavdixit02)