Updated plugins

sources_non_forked/vim-multiple-cursors/CONTRIBUTING.md

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+# Problems summary
+
+## Expected
+
+## Environment Information
+ * OS:
+ * Neovim/Vim/Gvim version:
+
+## Provide a minimal .vimrc with less than 50 lines
+
+    " Your minimal.vimrc
+
+## Generate a logfile if appropriate
+
+ 1. export NVIM_PYTHON_LOG_FILE=/tmp/log
+ 2. export NVIM_PYTHON_LOG_LEVEL=DEBUG
+ 3. nvim -u minimal.vimrc
+ 4. recreate your issue
+ 5. cat /tmp/log_{PID}
+
+## Screen shot (if possible)
+
+## Upload the log file