D27070: Refactor foreach, use Qt5 signal syntax, remove unnecessary method call

[Alexander Lohnau]

alex added reviewers: ngraham, broulik.
alex added a comment.


  > Sorry. I'm removing myself as a reviewer. I barely remember this code base. It has been way too many years.
  
  Thanks anyway.

REPOSITORY
  R114 Plasma Addons

REVISION DETAIL
  https://phabricator.kde.org/D27070

To: alex, #plasma, ngraham, broulik
Cc: plasma-devel, Orage, LeGast00n, The-Feren-OS-Dev, jraleigh, zachus, fbampaloukas, GB_2, ragreen, ZrenBot, ngraham, alexeymin, himcesjf, lesliezhai, ali-mohamed, jensreuterberg, abetts, sebas, apol, ahiemstra, mart
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