completed data license functions, picture fixes, public profile link

+ menu option "my profile/public profile"
- enlargit log pics
- short date format for some locales
- data license constants
* dont display license-disabled log pics
* delete log pics on declined license instead replacing
+ delete waypoint descriptions on declined license
* no cache desc replacement message if it was empty
+ license-content-disable-function for old-disabled users
+ script to process all old-deleted users due to incompatible license
+ settings for license admin functions and for license disclaimer
- fixed CC license link on english tos page
* update caches.last_modified with changes of additional waypoints
+ XML interface license disclaimer

htdocs/lib/settings-dev.inc.php

@@ -139,6 +139,9 @@
   //                    without fill_gaps first)
   // fill_gaps = false: continue with the last waypoint
   $opt['logic']['waypoint_pool']['fill_gaps'] = false;
+  
+  // data license
+	$opt['logic']['license']['disclaimer'] = true;   // also in lib2/settings-dist.inc.php
 
   // see config2/settings-dist.inc.php
 	$opt['template']['default']['locale'] = 'DE';      // may be overwritten by $opt['domain'][...]['locale']