## Fixes Or Enhances
- fixes #1310
- add check for pointers in case of excluded_if

## Fixes Or Enhances
Resolves #1259

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## Fixes Or Enhances
Mention 'enum' in the documentation for `oneof`. One of our team member
spent too much time looking for an 'enum-like' validation tag, only to
find out later that `oneof` exists. This PR intends on making the
discovery of this validation tag easier.

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## Fixes Or Enhances

- Adds oneofci, a case insensitive version of oneof
- resolves #840

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## Fixes Or Enhances
This PR adds a new validation for numeric ports.
Connected to: #1216 

```
	type Host struct {
		Port uint32 `validate:"port"`
	}

```
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