This implements `hover`, `pointer`, `any-hover` and `any-pointer` and
the values `course`/`fine` (pointer) and `hover`.
A best effort is made to get capabilities from the system but if unknown
always falls back to assuming a mouse is present.
Adds --disable-npapi as an additional build option. The default is still to build in NPAPI compatibility, but with this flag, it's finally possible to build without pulling in GTK2 on systems that don't have the package.
This essentially ifdefs everything associated with NPAPI, following various Mozilla removal bugs.
Ref: BZ 1682030, BZ 1251202, BZ 1217665, BZ 1687239
This is a low-priority init function that should not be called with
immediate dispatch to the current thread, for performance reasons.
Additionally, do not call RegisterDragDrop for hidden windows.
Since these are just interpreted comments, there's 0 impact on actual code.
This removes all lines that match /* vim: set(.*)tw=80: */ with S&R -- there are
a few others scattered around which will be removed manually in a second part.