Fixing dev environment on Yosemite

yosemite_fixes.sh

# xcode command line tools are gone
# reinstall them
xcode-select --install

# Pow is broken, update to 0.5.0
curl get.pow.cx | sh

# PG is broken, Yosemite removes needed dirs
# http://stackoverflow.com/questions/25970132/pg-tblspc-missing-after-installation-of-os-x-yosemite-beta
mkdir /usr/local/var/postgres/pg_tblspc
mkdir /usr/local/var/postgres/pg_twophase
mkdir /usr/local/var/postgres/pg_stat_tmp

# Anything that uses ruby 1.9.2-p326 is broken
# Don't know how to fix it, so just upgrade to another ruby version
# 1.9.3-p392 seems to work just fine
# change the .ruby_version file as needed