support variables in crankstart files, with default values

git-svn-id: https://svn.apache.org/repos/asf/sling/trunk@1595123 13f79535-47bb-0310-9956-ffa450edef68
3 files changed
tree: a39142eef8547afc5f2d1c344d6ef82486913e15
  1. default.crank.txt
  2. pom.xml
  3. sling.crank.txt
  4. src/