Added the windows 10 keymap from project magenta

src/keymaps/Win10.keymap

@@ -0,0 +1,52 @@
+[info]
+name = Windows 10 (experimental)
+desc = A keymap with remapped modifiers for Windows 10 compatibility.
+author = Bill Dengler <codeofdusk@gmail.com>
+
+[keymap]
+up = alt+win+up
+down = alt+win+down
+left = alt+win+left
+right = alt+win+right
+next_account = alt+win+shift+right
+previous_account = alt+win+shift+left
+open_conversation = alt+win+c
+show_hide = alt+win+w
+post_tweet = alt+win+n
+post_reply = alt+win+r
+post_retweet = alt+win+shift+r
+send_dm = alt+win+d
+add_to_favourites = alt+win+f
+remove_from_favourites = alt+shift+win+f
+follow = alt+win+s
+user_details = alt+win+shift+n
+view_item = alt+win+v
+exit = alt+win+f4
+open_timeline = alt+win+i
+remove_buffer = alt+win+shift+i
+interact = alt+win+return
+secondary_interact = alt+shift+win+return
+
+volume_up = alt+win+shift+up
+go_home = alt+win+home
+volume_down = alt+win+shift+down
+go_end = alt+win+end
+go_page_up = alt+win+pageup
+go_page_down = alt+win+pagedown
+update_profile = alt+win+p
+delete = alt+win+delete
+clear_buffer = alt+win+shift+delete
+repeat_item = alt+win+space
+copy_to_clipboard = alt+win+shift+c
+add_to_list = alt+win+a
+remove_from_list = alt+win+shift+a
+toggle_buffer_mute = alt+win+shift+m
+toggle_session_mute = alt+win+m
+toggle_autoread = alt+win+e
+search = alt+win+-
+edit_keystrokes = alt+win+k
+view_user_lists = alt+win+l
+get_more_items = alt+win+pageup
+reverse_geocode = alt+win+g
+view_reverse_geocode = alt+win+shift+g
+get_trending_topics = alt+win+t