modified lifter push so the variables reading the YAML file are not initialized too early
modified default lifter prompt, removed console-log, removed unnecessary options
fixed port validation (allows any number between 0 and 65k)
updating lifter prompts to remove scaffolding options
Merge pull request #161 from willchen90/master

Cleaned up lifter prompt (closes #157 and #159)
Changed question flow of lifter config
Merge pull request #164 from jasonerpenbeck/fix1118

Changed question flow of lifter config closes #160
vm name and username are appended only once, fixes #125
Merge pull request #165 from youreddy/appendOnce

vm name and username are appended only once, fixes #125