back to mapnik builds
fix unbound var
fix lowercase platform var
ensure homebrew path does not come first
bump node 0.10.30->0.10.31 and libuv 0.11.28->0.11.29
upgrade boost from 1.55->1.56
add nunicode (https://bitbucket.org/alekseyt/nunicode)
[skip ci]
JOBS=1 for mapnik
work around boost bcp bugs
update sqlite from 3.8.5->3.8.6
fix phoenix workaround
fix quoting of path [skip ci]
fix gdal build in the event of a debug library [skip ci]
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]