Added patch from braindead

- Added new base class MimeTextEdit to paste images from the clipboard into a QTextEdit and added this in MessageComposer and private chat.
- Disabled paste of images for the next stable release.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@5613 b45a01b8-16f6-495d-af2f-9b41ad6348cc

retroshare-gui/src/retroshare-gui.pro

@@ -378,6 +378,7 @@ HEADERS +=  rshare.h \
             gui/common/LinkTextBrowser.h \
             gui/common/UserNotify.h \
             gui/common/HeaderFrame.h \
+            gui/common/MimeTextEdit.h \
             gui/style/RSStyle.h \
             gui/style/StyleDialog.h \
             gui/MessagesDialog.h \
@@ -639,6 +640,7 @@ SOURCES +=  main.cpp \
             gui/common/LinkTextBrowser.cpp \
             gui/common/UserNotify.cpp \
             gui/common/HeaderFrame.cpp \
+            gui/common/MimeTextEdit.cpp \
             gui/style/RSStyle.cpp \
             gui/style/StyleDialog.cpp \
             gui/settings/rsharesettings.cpp \