d88e00c0a4

After commit a72d1200fba613d542aa806cbd6c536c0e5061db, the Travis-CI build fails, because we have been using GCC 5 there... so let's switch to GCC 6 to test the oldest possible GCC version.
Music Player Daemon
A daemon for playing music of various formats. Music is played through the server's audio device. The daemon stores info about all available music, and this info can be easily searched and retrieved. Player control, info retrieval, and playlist management can all be managed remotely.
For basic installation instructions read the manual.
Users
Developers
Legal
MPD is released under the GNU General Public License version 2, which is distributed in the COPYING file.
Description
Languages
C++
94.2%
Meson
2.9%
Python
1.4%
Kotlin
0.9%
Java
0.3%
Other
0.2%