Applied autotool-related patch by Brandon Invergo

On Sat, Dec 21, 2013 at 12:29:23PM +0000, Brandon Invergo wrote:
> - configure.ac: add "foreign" to the AM_INIT statement so you don't have
>   to do it from the command line
>
> - configure.ac: add a test for midair -p, which is standard boilerplate
>   stuff
>
> - configure.ac: let the user dictate the locations of the java, node and
>   closure-compiler executables via the JAVA, NODE and CCJAR environment
>   variables
>
> - Makefile.am: use the MKDIR_P and CCJAR environment variables insntead
>   of hard-coded paths
>
> - doc/Makefile: rename to doc/Makefile.am
>
> - doc/Makefile.am: remove manual infodoc handling; Automake can automate
>   this stuff
>
> - doc/Makefile.am: support installing the documentation (install-plain,
>   install-pdf, install-html), which gets installed usually to
>   ${prefix}/share/doc/easejs (i.e. /usr/share/doc/easejs)
>
> - doc/classes.texi: fix some @ref macros
>
> - doc/manual.texi: fix the @include location
verset will no longer update version.tex; deprecated by previous commit
Changed README to mention autoreconf

As suggested by Brandon Invergo.
{manual=>easejs}.texi

Brandon Invergo recommended the name change so that the info file was
identifiable after installation.
Merge branch 'brandon/gnu' into gnu