Added llvm-2.7 (clang is a subpkg) build template.

--HG--
extra : convert_revision : e2cfab9c10b455a3abd71aa5650fb0d358c61ba9

srcpkgs/llvm/llvm-docs.template

@@ -0,0 +1,14 @@
+# Template file for 'llvm-docs'.
+#
+short_desc="${sourcepkg} - documentation files"
+long_desc="${long_desc}
+
+ This package contains the documentation for LLVM."
+
+noarch=yes
+
+do_install()
+{
+	mkdir -p ${DESTDIR}/usr/share/llvm
+	mv ${SRCPKGDESTDIR}/usr/docs ${DESTDIR}/usr/share/llvm
+}