disconnect nodelink if more than one connection to the same node is detected

git-svn-id: svn://localhost/project_picapica/trunk@246 fb96df88-216d-11de-830c-f3023f12d8ac
debug message

git-svn-id: svn://localhost/project_picapica/trunk@247 fb96df88-216d-11de-830c-f3023f12d8ac
fixed casting to in_addr; skynet_refresh_tmst now is updated at the beginning of the PICA_join_skynet in order to prevent refreshing nodelist database in each main loop iteration when nodes database is empty

git-svn-id: svn://localhost/project_picapica/trunk@248 fb96df88-216d-11de-830c-f3023f12d8ac
changed loglevel to debug1

git-svn-id: svn://localhost/project_picapica/trunk@249 fb96df88-216d-11de-830c-f3023f12d8ac
version bump

git-svn-id: svn://localhost/project_picapica/trunk@250 fb96df88-216d-11de-830c-f3023f12d8ac