Massive conversion from Package to AutotoolsPackage (#2845)

* Massive conversion from Package to AutotoolsPackage

* Forgot to convert p4est to AutotoolsPackage

* Fix typo

* Fix broken link in docs

var/spack/repos/builtin/packages/trapproto/package.py

@@ -25,15 +25,10 @@
 from spack import *
 
 
-class Trapproto(Package):
+class Trapproto(AutotoolsPackage):
     """X.org TrapProto protocol headers."""
 
     homepage = "https://cgit.freedesktop.org/xorg/proto/trapproto"
     url      = "https://www.x.org/archive/individual/proto/trapproto-3.4.3.tar.gz"
 
     version('3.4.3', '1344759ae8d7d923e64f5eec078a679b')
-
-    def install(self, spec, prefix):
-        configure('--prefix={0}'.format(prefix))
-
-        make('install')