Changes

Adjusted metamodel processing to support plain identifiers as OP values.
 (commit: 919ed71)

Support for plain identifier object property values in singular
attributes.
 (commit: 964148b)

Started working on plain identifier object property value support in
plural attributes.
 (commit: 860a815)

Support for plain identifier object property value in sets finished.
 (commit: b32b847)

Integration tests of plural plain individual object property attributes.
 (commit: 92dfe82)

Simple list support for plain identifier values.
 (commit: 2f5c717)

Referenced list support for plain identifier values. Plus integration
tests.
 (commit: 6cad0b1)

Fixed issue with multiple modifications of a list during single
transaction in Sesame driver.
 (commit: d039fe3)

Support for plain identifiers (URI and URL) in annotation properties.
 (commit: 3c0fb18)

Integration testing of plain identifiers support in annotation
properties.
 (commit: 140cf49)

Removed some of the unnecessary log output in integration tests.
 (commit: 37a3903)

Version upgraded to 0.7.6. Regenerated license headers.
 (commit: 3b3812b)

Fixed test issues.
 (commit: e66986e)