Removed whitespace and 80+ column errors.

json.char_buffer.m:
json.json_lexer.m:
json.m:
json.marshal.m:
json.unmarshal.m:
json.writer.m:
    Removed trailing whitespace and broken up overlong
    lines.
Fixed spelling mistake and another overlong line.

json.m:
    there -> their.

json.marshal.m:
    fixed overlong lines.
Added testing results (*.res) and *.jar to gitignores

src/.gitignore:
tests/.gitignore:
    see above.
Merge pull request #1 from sebgod/master

Removed whitespace and 80+ column errors, fixed spelling and .gitignores