no need for harfbuzz-icu
more aggressive hiding of symbols
fix typo
only set -fvisibility=hidden in c++11 mode
both -flto and -fvisibility=hidden break node.js v0.10.31
lets give a shot to only supporting >= 10.9
fix typo [skip ci]
build proj4 for osmium
Merge branch 'master' into libuv-pkgconfig