update cmake 'install' target for Windows platform

Allow to build samples via OpenCV binaries from distribution package
(find_package with OpenCV_DIR).
fixed warning on windows
cmake: workaround for dependencies resolver (bypass non-module deps w/o check)
cmake: revert CRT linkage option for MSVS
cmake: OpenCVConfig.cmake: fix message
cmake: update install rules for doc
cmake: python module updates
cmake: update java module install rules
cmake: export OpenCVModules for unix 'install', move macros desclarations
Merge pull request #1551 from alalek:cmake_install_win