[CLASS] Add class useful to manage parametric file and auto-patch
file-parametric.bbclass: This class provides a flexible mechanism for handling parameterized file replacements and transformations during the Yocto build process.
auto-patch.bbclass: This class introduces PATCHPATH variable. This last is a list of patch wherein series of patches are present. This class automatically add to SRC_URI all find patches in those folders, without the need to explicitly list the patch files to the SRC_URI variable inside the recipe.
Signed-off-by: Davide Cardillo davide.cardillo@seco.com