.mailmap: fix permissions

Signed-off-by: David Aguilar <davvid@gmail.com>
doc: update v2.0.5 release notes draft

Signed-off-by: David Aguilar <davvid@gmail.com>
hotkeys: use uppercase key names consistently

Signed-off-by: David Aguilar <davvid@gmail.com>
main: change cherry-pick hotkey to avoid ambiguous shortcuts

We were binding two actions to the same Ctrl+P hotkey.

Ctrl+P is a better mnemonic for "push", so make "cherry-pick" use
Shift+Ctrl+C.

Closes #317

Reported-by: Thomas Kluyver <takowl@gmail.com>
Signed-off-by: David Aguilar <davvid@gmail.com>