DRILL-7251: Read Hive array w/o nulls
1. HiveFieldConverter replaced by Hive writers for primitives
2. Created HiveValueWriterFactory and HiveListWriter to implement arrays support
4. Readers generation replaced by HiveDefaultRecordReader and HiveTextRecordReader
5. Few reader initializers replaced by one
6. Added method to repeated vardecimal writer
7. Minor fix for array column in View
