Cache/app: reworked log output to include module/method
File: Removed File/Method info from log messages
README: updated todos
Merge branch 'master' into dev
File: started adding File::stat to File role
shared_lib_deps: added script run time, script name in logs
Merge branch 'dev' of https://github.com/spicyjack/App-SharedLibraryDeps into dev
File: Check for empty deps prior to returning deps

- Check the contents of the _deps attribute prior to returning deps in
  get_deps() method
- Return an empty list if the _deps attribute is undef