Cleaned up code that wrote dbPort to yaml file
add correct file path for lifter.yml
write app.sh file to launch command, closes #183
Merge pull request #199 from jasonerpenbeck/dbPortBug

Cleaned up code that wrote dbPort to yaml file
Merge pull request #201 from youreddy/appScript

writing app script to launch application, closes #183 and #187
add spawnSeries function to helpers
add spawnSeries and dockerSpawnSeries to helpers folder
remove spawnSeries from helpers.js
fix how init handles variables that are meant to be exported
add async lib to package.json
Merge pull request #202 from gregerg/fix/init_export_env_vars

Fix/init export env vars. Closes #195 and #139