Fix for #34

[dragn]

Fix for #34
Regex modified to detect lines, ended with comma and containing single = (equals) character (not double or triple to avoid match on conditionals).
May break things if you do assignments in weird places, for example:

A = {
    B : (C = D),
        E : F,
};

[davidchambers]

LGTM. Could you squash the commits?

[dragn]

Done