Merge pull request #17 from aroraumang/feature/misc

Fixed a bug in on_change of gateway
Added a shipping address function field to Transaction #4883
Merge pull request #18 from aroraumang/feature/task-4883

Added a shipping address function field to Transaction #4883
Release version 3.2.0.3
Merge branch 'release/3.2.0.3' into develop
Add a space after the name of gateway
Merge pull request #19 from sharoonthomas/develop

Add a space after the name of gateway
Allow cancellation of authorized self payments
Merge pull request #20 from sharoonthomas/develop

Allow cancellation of authorized self payments
Release version 3.2.0.4
Merge branch 'release/3.2.0.4' into develop
Upper case before asserting track1
Merge pull request #21 from sharoonthomas/develop

Upper case before asserting track1
Covert CSC code field from Integer to Char #5986