gnunet: GNUnet v0.11.0 release
Backport and squash the following commits from master:
4dcd1d4d0 gnunet: update to 0.12 pre-release snapshot
acc59d3a0 gnunet: fix uclibc build issue
f546ac9b8 gnunet: remove iconv hack
b5b271a39 gnunet: update to gnunet 0.11 release candidate source as of
20180929
1459c3513 gnunet: update source
0b548cb73 gnunet: adapt uci-defaults to renamed namestore-flat -> -heap
effc8b5bf gnunet: update to source to
20190128
7b2bf511c gnunet: Specify libmicrohttpd-ssl dependency
1d5af8f9e gnunet: fix PKG_MIRROR_HASH
77191eddb gnunet: GNUnet v0.11 release
1c658e5f3 gnunet-secushare: auto-configure database backend
Signed-off-by: Daniel Golle <daniel@makrotopia.org>