Finished a draft implementation for #44.
Implemented get_field() with support for key paths
Added support for field-wise format configuration
Factored-out memoization from base object operations
Merge branch 'master' into 34-dataset-unified-schema
Implemented simple tabular view for metadata objects (see #42)
Added metadata table in dataset\'s view page
Modified Object.get_field() to provide a context with human-readable names
Fixed bad signatures on Foo widget adapters
Merge branch 'master' into 42-tabular-view
Merge branch 'master' into 34-dataset-unified-schema
Minor changes (human-friendly titles) for read:table view
Merge branch '42-tabular-view' into 34-dataset-unified-schema
Translated input parse errors to validation errors.
A workaround for #36
Merged changes from smanousopoulos/34-datasets (INSPIRE webtests)
Minor style-related changes at dataset-form webtests
merged with 34-dataset-unified-schema