Clean dead symlinks upon install.
Merge pull request #1 from ingydotnet/feature/clean-dead-symlinks

Clean dead symlinks upon install.

Needs recursion, but otherwise is OK
Exclude subdir .git* stuff.
git clone --recursive
Shallow clone for speed. (semi-experimental)
Also get submodules on update.
Color time.
Deep dead symlink removal iff $method eq symlink.
Parallel update
Make dead-link check more conservative.
Better ... supi  fork handling
Changed conf.example to example.conf in the README and in bin/... messages
Merge pull request #2 from wwalker/master

Doc and message text change
Ignore subdirs in ...sourcedircontents
Make ...eachsource work for bash
Simplify "...@" function
Tersify output by s/$HOME/~/ (really nice IMO)
Voting!  Just run ...vote
Proper cwd-finding
Merge pull request #1 from ingydotnet/master

Updating. I might be doing this wrong.