initial support for renaming metadata keys from metadata to database keys
remove redundant method
create a new class for metadata conversion to JANUS format
use self instead of classname
do not give metadata array by reference
add more mappings in the sample config
major refactoring of serialization of metadata
add test for flattening metadata values
add test for flattening metadata keys
add metadata key mapping test, update formatting of other tests
another major refactoring, moving files, renaming classes, adding fake namespaces, autoloader for phpunit
Converter uses public constructor instead getInstance to init commands
add annotations, fix small var rename issue in Converter
also annotate string
Merge pull request #377 from fkooman/develop

Develop