ID cleaning in gxschannels

git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.6-IdCleaning@7158 b45a01b8-16f6-495d-af2f-9b41ad6348cc
fixed posted and gxs feed

git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.6-IdCleaning@7159 b45a01b8-16f6-495d-af2f-9b41ad6348cc
fixed gxs wiki

git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.6-IdCleaning@7160 b45a01b8-16f6-495d-af2f-9b41ad6348cc
Photoshare ID cleaning

git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.6-IdCleaning@7161 b45a01b8-16f6-495d-af2f-9b41ad6348cc