Merge topic 'cmake-install-script-gen-style'
4085128586 generated-scripts: use CMAKE_CURRENT_LIST_DIR where possible
a1a7f62918 generated-scripts: improve prose messages with CMake lists
c2194176db generated-scripts: unset used variables
233997a914 generated-scripts: use `foreach(IN LISTS)`
2ec44be41e generated-scripts: quote variable expansions
d74761b181 generated-scripts: simplify `if` conditions
59cc92085e generated-cmake: use `_cmake_` prefixes for local variables
a2cb1754a5 cmExportFileGenerator: require CMake 2.8.3
Acked-by: Kitware Robot <kwrobot@kitware.com>
Tested-by: buildbot <buildbot@kitware.com>
Merge-request: !7194