Remove FreeBSD 9.3 from intro to handbook. Add ARM as supported platform. PR: 219082 Submitted by: Jaap Keuter <jaap.keuter AT xs4all DOT nl> Approved by: bcr (mentor) Differential Revision: https://reviews.freebsd.org/D10615
head/en_US.ISO8859-1/books/handbook/book.xml
head/en_US.ISO8859-1/books/handbook/introduction/chapter.xml