OpenCV ABI compatibility check

Included scripts will check compatibility of versions in 3.x line (from 3.0.0 to master). abi-compliance-checker tool is used for analysis.

Instruction:

0. Install docker
1. run ./do.sh
2. Check reports in the ./results folder

Notes:

• Appropriate compiler is GCC 5.x, version 6.x can produce wrong results for source compatibility check
• abi-compliance-checker will be built into the docker image, version is hardcoded: 2.1