Allow create on read for fs and memory
Update README for working create-on-read
Add support for listing files created in the fs root
Update README to reintroduce creation at fs root now that they list
Minor updates to test_sfs.py to test reading in fs root
Proposal: Create on read for fs usage only works within folders. Files can still be created with touch, programmatic usage unaffected.
Fix for https://github.com/sohonetlabs/sizefs/issues/12
Adding contents c file and a few pep 8 fixes
Bump version 0.2.3
Merge remote-tracking branch 'origin/alpha' into beta