File: added 'static_lib', load_address default now 0
Cache: added guts to _query_ld_so

- renamed exists_in_cache -> _get_from_cache
- Create a new file object and add it to the cache at the end of
  _query_ld_so if the file doesn't already exist in the cache
Merge branch 'dev' of https://github.com/spicyjack/App-SharedLibraryDeps into dev