Merge pull request #217 from willchen90/master

fixed global dependencies and removed console log from dockerfileBuilder
checks the status of a vm before giving ssh instructions, closes #170
Merge pull request #219 from youreddy/checkVM

checks the status of a vm before giving ssh instructions, closes #170
use correct dbLink name
Merge pull request #222 from youreddy/updateVariablesInit

use correct dbLink name to create app.sh in lifter init
remove async series, refactor to just call next functions as needed
-add docker container removal commands at start of script
-change dblink name in generated app.sh
-change cd prod to cd /src in app.sh
-change settings.launchPath to settings.currentWorkingDir for docker cmd
-change /src/app.sh to /src/.lifter/app.sh in docker cmd
refactor how docker run commands are printed to console
Merge pull request #223 from gregerg/refactor/init_series_and_shellscript

Refactor/init series and shellscript
Update README.md
updated lifter config prompt so longer asks user for path to app (warns user that it will use current working dir)