Newline for Version cmd (railwayapp#111)

* Newline for Version cmd

* Verbose Ephemeral Text

Newline for Version cmd (railwayapp#111)

* Newline for Version cmd

* Verbose Ephemeral Text

Clear ephemeral before teardown (railwayapp#110)

Remove arg check for now (railwayapp#109)

Remove arg check for now (railwayapp#109)

One-Off Environments from CLI (railwayapp#101)

* Create environments from CLI, including ephemeral ones

Update install.sh (railwayapp#108)

return exit code or 1 if run command failed

Add vars alias for variables command (railwayapp#102)

ProjectConfigNotFound error language updated. (railwayapp#99)

railway init was recently separated into railway init & railway link, ProjectConfigNotFound error message updated to reflect this.