consolidate run commands
allow ability to read in env
make sure all rake tasks go through `RakeRunner`
remove syntax error
consistent interface for run and pipe
fix the case where file does not exist
set user env for bundle install and rake
add env var blacklist
comment `run`
use options hashes for RakeRunner
fix syntax error
init class var
fix options
fix rake
better pathname
correct rake task output
setup env vars properly for rails3/4 assets:precompile
switch for when user-hash present or not
default_database_url should not set the DATABASE_URL env var
fix shell helper bugs