D21051: KContacts - clang-tidy fixes

[Allen Winter]

winterz created this revision.
winterz added reviewers: vkrause, mlaurent, dvratil.
Herald added a project: KDE PIM.
Herald added a subscriber: kde-pim.
winterz requested review of this revision.

REVISION SUMMARY
  Fix some issues reported by clang-tidy.
  
  Notice that I removed include <stdlib.h> as I don't think it's needed any longer; let the CI verify that.
  (else use <cstdin>)

TEST PLAN
  make && make test still work

REPOSITORY
  R174 PIM: KContacts

REVISION DETAIL
  https://phabricator.kde.org/D21051

AFFECTED FILES
  autotests/importexportvcardtest.cpp
  autotests/phonenumbertest.cpp
  autotests/testroundtrip.cpp
  src/converter/ldifconverter.cpp
  src/generator/main.cpp
  src/picture.cpp
  tests/testread.cpp

To: winterz, vkrause, mlaurent, dvratil
Cc: kde-pim, dvasin, rodsevich, winterz, vkrause, mlaurent, knauss, dvratil
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