fix path's with ~
Merge pull request #1 from poelzi/master

fixed it up
removed debug line
Merge branch 'master' of https://github.com/aelse/lastfm-stream-grab-proxy
add link support.

* allowes to write files to a common place and generates softlinks to this library. Nice to have all everything softlinked to one station for example
* only write files that are larger then already existing ones