fix #1042 - keep absolute paths for local pods as is
try to get test wrapped around absolute path
remove "was_absolute" tracking and simplify local pod handling to always use absolute paths
working spec for abs root
return Pathname instead of string, remove obsolete comment
preserve local pod paths specified as absolute or rooted to home
clean up naming a little bit absolute path tracking
Don't let the user run as root

Closes #1815
Merge branch 'issue-1042-keep-local-paths-abs' of https://github.com/samuelwford/CocoaPods into samuelwford-issue-1042-keep-local-paths-abs

* 'issue-1042-keep-local-paths-abs' of https://github.com/samuelwford/CocoaPods:
  clean up naming a little bit absolute path tracking
  preserve local pod paths specified as absolute or rooted to home
  return Pathname instead of string, remove obsolete comment
  working spec for abs root
  remove "was_absolute" tracking and simplify local pod handling to always use absolute paths
  try to get test wrapped around absolute path
  fix #1042 - keep absolute paths for local pods as is

Conflicts:
	CHANGELOG.md
Update integration fixtures for changes to the specs repo
Merge branch 'samuelwford-issue-1042-keep-local-paths-abs'

* samuelwford-issue-1042-keep-local-paths-abs:
  clean up naming a little bit absolute path tracking
  preserve local pod paths specified as absolute or rooted to home
  return Pathname instead of string, remove obsolete comment
  working spec for abs root
  remove "was_absolute" tracking and simplify local pod handling to always use absolute paths
  try to get test wrapped around absolute path
  fix #1042 - keep absolute paths for local pods as is