* Change all *LoadImage(..., size) APIs to always return a cursor with the requested size.
* Remove unnecessary MIN calls
* build-fix
* fix compiler warnings
* improve manpage formatting
* trim redundant code from the resize-calls
* add new property "resized" and environment "XCURSOR_RESIZED"
* add getter/setter for "resized" property
* restore behavior of image-loading, provide resizing via internal function
* provide internal variants of existing functions to pass "resized" parameter
* use resized-parameter where available when loading images
* add/use _XcursorLibraryLoadImages to pass resized-parameter when loading
* add debug-logging for file.c, to help with analysis
* add traces for library.c and xlib.c, also another internal function for dpy
* document the new XCURSOR_RESIZED environment variable and resource "resized"
* document/tidy the new set/get functions
* changes will suggest new release
* ensure ncomment and nimage values are positive
* add debug-trace for the configuration information
* fix overlooked compiler-warning
* reduce the message-check to ignore the over-long one
* amend per merge_requests/22#note_2642034
* amend per merge_requests/22#note_2642042
* Ignore invalid cursor files
OBS-URL: https://build.opensuse.org/package/show/X11:XOrg/libXcursor?expand=0&rev=25
