Review static utility classes

[mkalb]

Sometimes it is better to outsource the static methods from static helper classes to interfaces, records, enums or classes. It is to be examined, where this is meaningful and possible.

• [x] CodePoints
• [x] DataTypeConverters
• [x] PathRecords
• [x] RecordFiles
• [x] RecordIOStreams
• [x] FieldComparators
• [x] RecordComparators
• [x] TextFields
• [x] TextRecords
• [x] TextRecordStreams
• [ ] ByteArrayFunctions
• [ ] NumberPredicates
• [ ] NumberToNumberFunctions
• [ ] NumberToStringFunctions
• [ ] NumberUnaryOperators
• [ ] RandomNumberSuppliers
• [ ] RandomStringSuppliers
• [ ] StringPredicates
• [ ] StringUnaryOperators
• [ ] Suppliers
• [x] StringComparators
• [x] Strings

[mkalb]

Transformed CodePoints into record CodePoint

[mkalb]

Extracted TextSplitters from Strings