Version 0.3.0

Spark-xml 0.3.0 adds following

Features:

• Support for Decimals and Maps for parsing
• Support for reading and writing attributes
• Support for reading compressed files
• Support for compressionCodec in all languages
• Support for pruned scan for required fields
• Support for different encodings in reading

Improvements:

• Structure conversion between Dataframe and XML data structure.
• Implementation with StAX instead of DOM XML parser.
• Several documentation updates and fixes
• Several code style and tests for existing functionalities