app-text/ikiwiki: bump to 3.20141016

Version 3.20130711 can't be downloaded anymore

Change-Id: Ie80142fbd82eb32048e8e5823557ebc2c62e991f
dev-libs/libsodium: Version bump to 1.0.1 (2014-11-21)

Change-Id: Id2141292b92dde62aae6f33c8c64e580aa2c8462