Initial structure for file I/O
Convert FILE and LINE to struct types
Create functions for open_ro, open_rw, open_wo and error handling
Merge branch 'master' into file-io
Remove namespace integrity checks
Merge branch 'master' into file-io
FILE and LINE types can now open and read a file line by line
Initial version of FILE and LINE with the ability to modify files
Merge branch 'master' into file-io
Initial version of FILE and LINE complete.
- Open by open_ro, open_rw or open_trunc
- Read a file line by line
- Update lines and automatically write changes to the file later using flush()