neoterm#repl#selection() sending duplicates about neoterm HOT 7 CLOSED

$ nvim --version
NVIM 0.0.0-alpha+201504270459 (compiled Apr 27 2015 09:34:23)
Commit: d9441444afa3e99c8116ad01b11614886aa53524
Build type: Debug
Compilation: /usr/bin/cc -Wconversion -g -Wall -Wextra -pedantic -Wno-unused-parameter -Wstrict-prototypes -std=gnu99 -DINCLUDE_GENERATED_DECLARATIONS -DHAVE_CONFIG_H -I/home/icholy/Code/src/github.com/neovim/neovim/build/config -I/home/icholy/Code/src/github.com/neovim/neovim/src -I/home/icholy/Code/src/github.com/neovim/neovim/.deps/usr/include -I/home/icholy/Code/src/github.com/neovim/neovim/.deps/usr/include -I/home/icholy/Code/src/github.com/neovim/neovim/.deps/usr/include/luajit-2.0 -I/home/icholy/Code/src/github.com/neovim/neovim/.deps/usr/include -I/home/icholy/Code/src/github.com/neovim/neovim/.deps/usr/include -I/home/icholy/Code/src/github.com/neovim/neovim/.deps/usr/include -I/home/icholy/Code/src/github.com/neovim/neovim/.deps/usr/include -I/usr/include -I/home/icholy/Code/src/github.com/neovim/neovim/build/src/nvim/auto -I/home/icholy/Code/src/github.com/neovim/neovim/build/include
Compiled by icholy@steamerduck

Optional features included (+) or not (-): +acl  +iconv 
For differences from Vim, see :help vim-differences

   system vimrc file: "$VIM/nvimrc"
     user vimrc file: "~/.nvimrc"
 2nd user vimrc file: "~/.nvim/nvimrc"
      user exrc file: "~/.exrc"
  fall-back for $VIM: "/usr/local/share/nvim"

$ cat /etc/lsb-release
DISTRIB_ID=Ubuntu
DISTRIB_RELEASE=14.10
DISTRIB_CODENAME=utopic
DISTRIB_DESCRIPTION="Ubuntu 14.10"