4 - Check if it's thread-safe
5 - Add mutex to avoid issues when two processes are modifying the same file.
6 - Handle permission issues with .xattr files
9 - Valgrind report on travis
10 - Upload travis generated code coverage somewhere
15 - Fix error code when value size > 64KiB (libfuse bug)
22 - make it endian-independent:
23 - http://www.ibm.com/developerworks/aix/library/au-endianc/index.html
24 - add header to file to determine the format / version of the sidecar
25 - Be able to use a database instead of sidecar files ?
26 - Support multiple namespaces
27 - Make DEBUG a runtime option
33 - Use passthrough_ll code from libfuse
34 - Add option to present all files as symbolic links to original files