gyp: generate "everything" and "most" targets instead of "all"
"make all" at the toplevel now chains to "make everything"

BUG=http://code.google.com/p/skia/issues/detail?id=932
Review URL: https://codereview.appspot.com/6651064

git-svn-id: http://skia.googlecode.com/svn/trunk@6116 2bbb7eff-a529-9590-31e7-b0007b416f81
5 files changed