metadata_schema: resource field information from pilot
new proposed_schema.xls
restore old field name column from previous proposed_schema.xls
update convert_schema for new columns in proposed_schema.xls
metadata_schema: use new field labels
metadata_schema: include new french descriptions
metadata_schema: remove now unused camel_to_label
metadata_schema: remove unused info from schema.json

iso_multiplicity, nap_iso_19115_ref, domain_best_practice, implementation, data_gov_common_core
rdfa_lite, name_space
minor code formatting
rename metadata_schema/convert_schema.py to build_schema/build_schema.py
metadata_schema: use languages list from proposed
metadata_schema: use format choices from proposed
schema_description: merge formats where possible
Merge pull request #60 from wardi/master

metadata schema updates: more/better translations, new list of file formats, removed some unused values