[FEATURE] Improve Translation handling
[FEATURE] Add Validations form Schema

Example:

```
prototype(TYPO3.Expose:Schema:My.Model){
	properties{
		foo.validate {
			0 {
				type = "NotEmpty"
			}
		}

		bar.validate {
			0 {
				type = "StringLength"
				options {
					minimum = "1"
					maximum = "100"
				}
			}
		}
	}
}
```
[TASK] Updated Readme.md