Fixed references to properties in InstitutionPhdCandidacyProcessProperties instead of PhdProperties. Closes #265.
Update MIGRATION.md

add migration instructions of dspace file metadata back to fenix
Publications search delegates to sotis
Removed references to SCORM
Removed VirtualPath FileSetMetadata and DSpace related exception, also some obviously deprecated references to fenix-tools file package
Using fenixedu-commons 1.0.0, fenix-legacy-tools instead of fenix-tools. Several tools were removed or relocated or changed, updated codebase accordingly