Merge branch 'warn3' into 'master'

More warnings fixed

See merge request !101
23 jobs for master in 14 minutes and 16 seconds (queued for 1 second)
Status Name Job ID Coverage
  Test
canceled clang-c++11 #14944
Linux

00:14:16

canceled clang-c++98 #14946
Linux

00:14:15

passed cppcheck #14949
Linux

00:00:25

canceled gcc-c++11 #14943
Linux

00:14:16

passed gcc-c++98 #14945
Linux

00:03:48

canceled macos-c++11 #14947
Apple

00:14:15

canceled macos-c++98 #14948
Apple

00:14:15

canceled VS2013-32-bit-shared-apps #14960
VS2013

canceled VS2013-32-bit-shared-no-apps #14961
VS2013

canceled VS2013-32-bit-static-apps #14964
VS2013

canceled VS2013-32-bit-static-no-apps #14965
VS2013

canceled VS2013-64-bit-shared-apps #14958
VS2013

canceled VS2013-64-bit-shared-no-apps #14959
VS2013

canceled VS2013-64-bit-static-apps #14962
VS2013

canceled VS2013-64-bit-static-no-apps #14963
VS2013

passed VS2015-32-bit-shared-apps #14952
VS2015

00:06:26

passed VS2015-32-bit-shared-no-apps #14953
VS2015

00:04:31

canceled VS2015-32-bit-static-apps #14956
VS2015

canceled VS2015-32-bit-static-no-apps #14957
VS2015

passed VS2015-64-bit-shared-apps #14950
VS2015

00:06:27

passed VS2015-64-bit-shared-no-apps #14951
VS2015

00:05:52

canceled VS2015-64-bit-static-apps #14954
VS2015

00:03:18

canceled VS2015-64-bit-static-no-apps #14955
VS2015

00:01:57