[DOC] Normalizing @headerfile file.h to @headerfile <file.h>
[DOC] Improved sorting in the dox templates.
[DOC] Links in Terminal functions and sorting of links.
[DOC] Beefing up documentation of chainSeedsGlobally() somewhat.
[DOC] Small dox fix.
[DOC] Adding type links to startsWith().
[DOC] Extending documentation of splitString().
[DOC] Documentation now automatically shortens unambiguous links.

E.g. JoinStrategiesTags#JournaledCompact is unambiguous, but
String#length is not since there are other #length functions.
Merge pull request #471 from holtgrewe/feature/dox_finalization

Improvement to dox system and documentation