Fix #50
bit more testing
Test refactoring
First part of #57 implementation: serialization of simple arrays
Add a per-column override for array separator
more tests
Test refactoring; adding ColumnTypes ARRAY and BOOLEAN
Test refactoring; adding perf test link
Fix a minor problem with earlier #1 fix
Complete #57 implementation
minor warnings cleanup
Merge branch 'master' of github.com:FasterXML/jackson-dataformat-csv

Conflicts:
	src/test/java/com/fasterxml/jackson/dataformat/csv/ser/JDKSerializationTest.java
...
[maven-release-plugin] prepare release jackson-dataformat-csv-2.4.4
[maven-release-plugin] prepare for next development iteration
Merge branch '2.4'

Conflicts:
	pom.xml