merge libgpaste-* into libgpaste

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>
pkg-config: update

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>
update README

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>
gschema: add make-password keybinding

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>
settings: add make-password

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>
settings-ui: add make-password

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>
control-center: add make-password

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>
keybinder: add make-password keybinding

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>
daemon: use make-password keybinding

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>
gnome-shell: display a hint for ctrl selection

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>
change make-password keybinding

Signed-off-by: Marc-Antoine Perennou <Marc-Antoine@Perennou.com>