Add mouse copy mode to copy the contents from terminal to others

vim/vimrc: add ToggleMouseCopyMode() and keymap (,pp)
Repeat Feature apply to resize-pane and select-pane functions

ubuntu/tmux.conf: add '-r' options to resize and select pane
Merge pull request #2 from bsh0236/master

Add mouse copy mode to vimrc and REPEAT feature to tmux keymap related to pane