[Docs] Doxygen config update (dashpay#1796)

* Update config file to Doxygen 1.8.14

* Update project number to current (0.12.2.2)

* Minor updates
 - Create subdirs due to number of files
 - Add release notes folder to INPUT
 - Turn on caller/callee references
 - Enable dynamic html sections
 - Enable treeview
 - Enable interactive SVGs to make complex graphs usable

* Fix file permissions

Author: thephez