[SCM-230] little fixes
1. Allow file/http/https URLs for checkout
2. Fix bug where checkout would only work while inside an existing repository
3. IntelliJ IDEA project file was accidently checked in.
Submitted by: Ryan Daum

git-svn-id: https://svn.apache.org/repos/asf/maven/scm/trunk@528496 13f79535-47bb-0310-9956-ffa450edef68
2 files changed