#414 Changed default cache and logs directory and added possibility to override these by creating a writable dir of softlink
Update README.md

Added windows note
Allow configuration of cache dir and log dir in configuration.
Merge branch 'develop' into feature/414-configurable-cache-log-dirs

* develop:
  Fixes #419, Unhandled exception when logging in with an unprivileged user
  Don't initialize the session on CLI.
#414 If cache / logging directories don't exist, try to create them.
#414 Updated README and added caching of fstat calls.
Merge pull request #416 from janus-ssp/feature/414-configurable-cache-log-dirs

[REVIEW] #414 Changed default cache and logs directory and added possibility to o...