Adds IMPORTED for the TBB::tbb alias target as otherwise cmake produces
the following error:

CMake Error: install(EXPORT "OpenCVModules" ...) includes target "opencv_core" which requires target "tbb" that is not in the export set.

This problem occurs with the defaults used by homebrew on macOS, which
compiles both static and shared versions of TBB and OpenCV.

fix just a typo of the word 'word' (#14297)

* Add networks visualization

* Disable CXX11

* Fixed multy inputs support

* Added output shapes

* Added color for DLIE/CPU

* Fixed graph colors

* Add flushing to printing number of processed positive/negative samples so that user is informed of updates quickly.

* use flush C api instead of C++ api

cmake: fix WITH_OPENCL_D3D11_NV check

* macosx: fix C++11 build

backporting commit c3cf35ab

* macosx: eliminate build warning

Do not use compound literals (fix MSVC C4576) (#14276)

* do not use compound literals (compat cpp98)

* only fix msvc path

* remove unnecessary cplusplus check

- added functionality to collect memory usage of OpenCL sybsystem
- memory usage of fastMalloc() (disabled by default):
  * It is not accurate sometimes - external memory profiler is required.
- specify common `CV_TEST_TAG_` macros
- added applyTestTag() function
- write memory usage / enabled tags into Google Tests output file (.xml)

OpenCV 3.4.6

- estimateAffine2D/estimateAffinePartial2D() calls

oss-fuzz: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13280
oss-fuzz: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=13283

- replace tutorial links via docs.opencv.org
- remove link on OpenCV 2.4
- avoid links on outdated packages

* improve thresholding tutorial, fix grammar issues and incorrections

* keep full list of simple thresholding types

* Mac support for op inference engine

Adding condition to check for mac and add corresponding libraries

* Adding mac support in test cases

- more checks
- drop separate branches for 32FC1/32FC3(read) handling
- added for 32F/64F non-compressed
- added tests for 32FC3 (RAW + hdr SGILOG compression)
- added test 64FC1
- dump tiff errors on stderr

* Postpone variable definitions

* dnn: reduce scope of 'Mat image' variable

- models are moved out from OpenVINO package
- need to download them separatelly

backporting of commit: f2803aba