Gwenhywfar

Fixed a typo.

Crypttoken: Use typemaker2 again for keyinfo. Started adding members for RDH7.

Typemaker2: Use private constructor everywhere when requested.

Increased verbosity.

xml2db: Decreased verbosity.

BUILD: Only rebuild ChangeLog if there is a .git folder.

Increased version.

Fixed a bug, decreased verbosity.

xml2db: Fixed a bug.

More work on xml2db, added README.

Added function GWEN_Xml2Db()

This is a generic parser which reads data from an XML file and stores
it in a GWEN_DB according to information from a schema file.

This is heavily used by AqBankings XML importer.

DB: Added function GWEN_DB_ReplaceVars().

Increased verbosity.

Crypt: Use gcry_randomize() instead of gcry_random_bytes().

Prepared release 4.99.2beta.

Added functions GWEN_Date_AddDays() and GWEN_Date_SubDays().

BUILD: Increased major version.

Doxyfile: Improved DOT output.

Beautifications.

Incremented version.

Fixed a few problems reported by clang-static-analyzer.

Remove unused variables in gui/gtk3.

Found using clang static analyzer.

Typemaker2: Fixed problems with missing presets.

This bug could cause invalid pointers to be around when load objects from
GWEN_DB_NODEs or XML.

Typemaker2: Set empty string for unknown variables.

Updated ax_have_qt.m4.