get validation to run correctly on nested args
at least put some failing / pending tests in place
add tests to ensure that @Required gets correct defaults w/ nesting, and repeated field names
fix valueAsString for a bunch of parsers
Merge pull request #29 from quantifind/fix_nested_validation

get validation to run correctly on nested args
Merge pull request #30 from quantifind/parser_string_value

Parser valuseAsString implementation and tests
Added @FileExists validation annotation to Sumac
Incorporated feedback, Added support for File type
Merge branch 'master' into karthik/file-exists-validation

Conflicts:
	core/src/test/scala/com/quantifind/sumac/ValidationSuite.scala
Merge pull request #31 from quantifind/karthik/file-exists-validation

Added @FileExists validation annotation to Sumac
make sure to stay compatible with java 1.6
update latest version
Merge remote-tracking branch 'origin/master' into shortcuts

Conflicts:
	README.md
	core/src/test/scala/com/quantifind/sumac/ParserTest.scala