* Update build to the latest standards
* Use CMake to build antiword
* Allow overriding where resource files go

	new file:   documents/antiword/antiword-0.37-cmake.patch.xz
	new file:   documents/antiword/antiword-0.37-resourcedirs.patch.xz
	deleted:    documents/antiword/antiword.SlackBuild
	new file:   documents/antiword/antiword.build