Empty line at EOF

* Ignore it while reading
* Emit it while writing
Start with empty buffer

+ Don't require a file parameter but also allow empty buffers
! :w fixed
Loading files

+ Loading files via :e and :o is now possible.
Added getopt_long for parsing cmdline options

-h or --help and -v or --version

Signed-off-by: Alexander Kluth <derhartmut@niwohlos.org>
fprintf instead of printf

Signed-off-by: Alexander Kluth <derhartmut@niwohlos.org>
Standard is standard. No need for ed anymore. No more.

Signed-off-by: Alexander Kluth <derhartmut@niwohlos.org>
Merge branch 'master' of github.com:deralex/standard

Signed-off-by: Alexander Kluth <derhartmut@niwohlos.org>

Conflicts:
	src/main.c
fprintf again

Signed-off-by: Alexander Kluth <derhartmut@niwohlos.org>