Small changes before branching.
Converted tag serial identifiers from integers to strings: a hexadecimal counter preceded by a hash.
Set kTAG_OBJECT_TAGS type to string.
Fixed definition of kTAG_OBJECT_TAGS, set it to string.
kTAG_OBJECT_OFFSETS is now a flat array.
Need to revise resolveFilter() method in Service.php: will probably need to re-write it, since we now have two tag tracking offsets.
Added other forgotten modifications.
Optimised query in Service.php resolveFilter().
Modified tag serial prefix because of PHP bug.
Added offsets index to units.
Fixed a bug.
Fixed a bud in DynamicOffsets(): replaced a period with a comma in an array list.
Fixed query optimisation for grouped data.
Fixed some bugs.
Removed the date sort from the oneToMany() method od collecting missions: was unable to sort.
Fixed a typo.
Handled the index size problem when updating collecting mission.
Fixed a bug in Service resolveFilter(): was not checking if there was more than one offset.
Fixed SINGER export to set material transfer sub-structure labels.
Added description and citation to trial standards.
Developed date fixing script for trials.
Created script to import unit ontology and added result to initialization procedure.
Modified the LoadXMLFile.php script: loads dictionary only if empty.
Modified the unit ontology importer to add the unit tag.
Fixed a bug in the units standards generation script.
Fixed a bug in the grouping service script.