Mark private VCSDownloadStrategy methods
Make cache_tag private
Make __path methods private
Make repo_valid? private
Add repo_valid? to remaining VCS strategies
Add clone_repo to remaining VCS strategies
Extract update from fetch in VCS strategies
Remove method that duplicates superclass implementation
Move SVN URL munging to initialize
Use start_with? instead of a regexp
Move fetch implementation into VCS strategy superclass
Mark private SubversionDownloadStrategy methods
Demote FIXME to a normal comment
Remove years-old TODO
Extract part of stage method to VCS strategy superclass
Simplify fossil checkouts
id3lib: fix HEAD build
Use quiet_safe_system to silence CVS updates
Use quiet_safe_system to silence bzr updates
Use quiet_safe_system to silence submodule checkouts