Merge branch 'obj_exporter_fail_if_vertex_color_requested' into 'master'

obj exporter: fail if vertex color export was requested

See merge request !150
24 jobs for master in 77 minutes and 20 seconds (queued for 1 second)
Status Job ID Name Coverage
  Test
passed #39589
Linux
Doc-publish

00:00:28

passed #39583
VS2013
VS2013-32-bit-shared-apps

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passed #39584
VS2013
VS2013-32-bit-shared-no-apps

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passed #39587
VS2013
VS2013-32-bit-static-apps

00:05:02

passed #39588
VS2013
VS2013-32-bit-static-no-apps

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passed #39581
VS2013
VS2013-64-bit-shared-apps

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passed #39582
VS2013
VS2013-64-bit-shared-no-apps

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passed #39585
VS2013
VS2013-64-bit-static-apps

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passed #39586
VS2013
VS2013-64-bit-static-no-apps

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passed #39575
VS2015
VS2015-32-bit-shared-apps

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passed #39576
VS2015
VS2015-32-bit-shared-no-apps

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passed #39579
VS2015
VS2015-32-bit-static-apps

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passed #39580
VS2015
VS2015-32-bit-static-no-apps

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passed #39573
VS2015
VS2015-64-bit-shared-apps

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passed #39574
VS2015
VS2015-64-bit-shared-no-apps

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passed #39577
VS2015
VS2015-64-bit-static-apps

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passed #39578
VS2015
VS2015-64-bit-static-no-apps

00:05:50

passed #39567
Linux
clang-c++11

00:30:06

passed #39569
Linux
clang-c++14

00:29:06

passed #39572
Linux
cppcheck

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passed #39566
Linux
gcc-c++11

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passed #39568
Linux
gcc-c++14

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passed #39570
Apple
macos-c++11

00:09:51

passed #39571
Apple
macos-c++98

00:09:58