avc documented a little
* avc ignore: new command: adds files/globs to .mtn-ignore & .gitignore
* avc unknown: new command show unknown files
* dispatch_to_workspaces now treats strings literally, i.e don't expand globs when passing to final command via trampoline
push and peach (path each) added
* link: url scheme added
* git+file:/// url scheme supported by removing git+ prefix
git.reference_repository option added to clone with --reference
specfile: * is replaced in value
* run_in: don't cd into target_folder in DRY_RUN mode
* git checkout&update: less errors in DRY_RUN mode
* doc update