1. Nope.
2 and 3. You can find that in different places. It was posted
here. There is a scene release as well that came from this forum, you can seach for Hex-Rays.ARM.Decompiler.v1.7.0.120531.READ.NFO-DVT. Both include a patched Hex-Rays x86 that will work with IDA 6.5.