Added to change the text for the Play Button, when file is not a media file.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6978 b45a01b8-16f6-495d-af2f-9b41ad6348cc
patch "chatdialog_allow_buttons_from_different_plugins_3" from electron. ChatDialog allows now Buttons from different Plugins.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6979 b45a01b8-16f6-495d-af2f-9b41ad6348cc
Modified the patch from electron.
Moved the calls to the plugin to ChatWidget for use with all types of chats (private chat, chat lobby and distant chat).
Recompile needed

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6980 b45a01b8-16f6-495d-af2f-9b41ad6348cc
Changed order of the shutdown to fix a crash of the WebUI plugin.
First stop the plugins then the other services.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6981 b45a01b8-16f6-495d-af2f-9b41ad6348cc
Added service pointer for forums to the plugin interface.

FeedReader:
- Used the forums pointer from the plugin interface instead of the global pointer

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6982 b45a01b8-16f6-495d-af2f-9b41ad6348cc
Added a default FileType icon for the "patch" and "diff" extensions.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6983 b45a01b8-16f6-495d-af2f-9b41ad6348cc
added proof of work algorithms to GRouter key items

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6984 b45a01b8-16f6-495d-af2f-9b41ad6348cc
moved PGP id types into rsid.h, and renamed them with a more appropriate name

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@6985 b45a01b8-16f6-495d-af2f-9b41ad6348cc