Added the solution mentioned in patch #3125
adding method dims() to core.Mat
fixed strings in n1_dims(): n1_dcols() -> n1_dims()
updated default parameters for CUDA CC in CMake:

* removed 2.0 PTX from default parameters since it has become obsolete
* added 3.5 BIN to prevent JIT compilation for super-Kepler
fixed compilation without CUBLAS and CUFFT
Merge pull request #1145 from jet47:cuda-default-cc
Merge pull request #1146 from jet47:fix-gpu-without-cufft-cublas
Fixing bug #3131 adding breakpoints to featuretracker.cpp
removed GPU_/CPU_ prefix from gpu's sanity test
Merge pull request #1138 from janstarzy:mat-dist
Merge pull request #1147 from jet47:gpu-sanity-test-name
corrected some spelling errors
Merge pull request #1137 from StevenPuttemans:bugfix_3131_24
Changed first approach to a more general MS-specific approach.
Suggested by @SpecLad
fixed cpackage -> package
removing unreachible code
minor improvement (consistency, readability)
Fixed bug 1873 : return image keypoint descriptors + fix on line 152 pure declaration
Merge pull request #1150 from janstarzy:spelling
Merge pull request #1141 from apavlenko:fix_warning_unreach_code