dhcpcd-ui-0.7.8 released

Author: Roy Marples

With the following changes:

* libdhcpcd: limit messages to SSIZE_MAX
* libdhcpcd: Add support for dhcpcd NOCARRIER_ROAMING reason
* ncurses: may define curs_set outside of curses
* ui: Don't notify new scan results if ANY interface is connected
* icons: Convert to PNG from SVG using cairosvg rather than librsvg
* configure: Fix notify for GTK+

Last changes in Mon Dec 28 16:35:06 2020

Changelog: https://roy.marples.name/archives/dhcpcd-discuss/0003421.html