[Merge] lp:~azzar1/indicator-printers/fix-1703046 into lp:indicator-printers

[Andrea Azzarone]

Andrea Azzarone has proposed merging lp:~azzar1/indicator-printers/fix-1703046 into lp:indicator-printers.

Commit message:
According to the documentation cupsGetOptions can return NULL. Do not crash if it happens.

Requested reviews:
  Indicator Applet Developers (indicator-applet-developers)
Related bugs:
  Bug #1703046 in indicator-printers (Ubuntu): "indicator-printers-service crashed with SIGSEGV in __GI_____strtol_l_internal()"
  https://bugs.launchpad.net/ubuntu/+source/indicator-printers/+bug/1703046

For more details, see:
https://code.launchpad.net/~azzar1/indicator-printers/fix-1703046/+merge/332554
-- 
Your team Indicator Applet Developers is requested to review the proposed merge of lp:~azzar1/indicator-printers/fix-1703046 into lp:indicator-printers.
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