Merge pull request #224 from willchen90/master

updated lifter config prompt so longer asks user for path to app (warns user that it will use current working dir) closes #221
Merge pull request #225 from willchen90/master

lifter init removes app container based on YML file (not hard-coded) closes #208
added instructions on opening port endpoint on Azure
renamed lifter monitor function to start
tell user when it retries to access vm
added new line for lifter deploy to print message properly