Mpxj

* Add support for reading the Synchro Scheduler SP files.
* Add support for reading the activity code (ID) from Asta files.
* When reading a Phoenix file, set the project's status date to the data date from the storepoint.
* Handle MSPDI files with timephased assignments that don't specify a start and end date.

* Add support for reading Remaining Early Start and Remaining Early Finish task attributes from P6. (Contributed by forenpm)
* Add support for reading Retained Logic and Progressive Override project attributes from P6. (Contributed by forenpm)
* Fix incorrect sign when calculating start and finish slack (Contributed by Brian Leach).
* Correctly read predecessors and successors from Phoenix files.

* Add support for nvarchar columns when reading from a P6 database.
* Updated to correctly read percent lag durations from MSPDI files (based on a contribution by Lord Helmchen).
* Updated the data type for the ValueGUID tag in an MSPDI file (based on a contribution by Lord Helmchen).

* Improve handling of MPP files where MPXJ is unable to read the filter definitions.
* Improve handling of SureTrak projects without a WBS.
* Improve handling of SureTrak and P3 WBS extraction.
* Handle unsupported ProjectLibre POD files more gracefully.
* Improve detection of non MS Project compound OLE documents.
* Gracefully handle XER files which contain no projects.

* Added support for reading ConceptDraw PROJECT CDPX, CPDZ and CPDTZ files.
* Add support for reading the export_flag attribute from XER files. (Contributed by forenpm)
* Use correct licence details in Maven pom.xml (contributed by Mark Atwood).
* Improve UniversalProjectReader's handling of XER files containing multiple projects.

* Added support for reading activity codes from P6 databases, XER files, and PMXML files.
* Added support for reading user defined values from a P6 database.
* Added support for PRX files which contain a SureTrak database.
* Added support for reading the resource "enterprise" attribute from MPP12 and MPP14 files.
* Improve performance when reading user defined values from XER files.
* Improved support for older Primavera PMXML files.
* Updated to rtfparserkit 1.11.0 for improved RTF parsing.