Vishal Raj

adds equals implementation for PgArray

6

### All Submissions: * [x] Have you followed the guidelines in our [Contributing](https://github.com/pgjdbc/pgjdbc/blob/master/CONTRIBUTING.md) document? ### New Feature Submissions: 1. [x] Does your submission pass tests? 2. [x] Does `./gradlew styleCheck`...

receive int4 and int2 from VisibleBufferedInputStream

5

### All Submissions: * [x] Have you followed the guidelines in our [Contributing](https://github.com/pgjdbc/pgjdbc/blob/master/CONTRIBUTING.md) document? * [x] Have you checked to ensure there aren't other open [Pull Requests](../../pulls) for the same...