Squashed commit of the following:

commit aa0f09f1c7f2a31e9003b71ca3a4c5ca01b9ecb0
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 15:58:46 2013 +0200

    refcard adjustments

commit 9d04b6bb18326ca56c879d67235ec9a0c6fe42f5
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 15:48:38 2013 +0200

    adjust documentaiton for the tracebug changes

commit 58aa1d498299f088c046e781761572bc266d5ab7
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 15:41:03 2013 +0200

    don't anounce stan yet (untested)

commit ac119b90a8f2de4c4641e3c7a4706f5aae7c06f6
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 15:39:37 2013 +0200

    adjust julia's help

commit 832af646622f9f1f121c27f08fc3a2f6a5905c5f
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 14:48:57 2013 +0200

    add gretl and stan to documentation

commit e0776b89350c293b83c740ae4729e823c7d4d505
Merge: e63b6e6 e796a71
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 14:43:45 2013 +0200

    Merge branch 'gretl'

commit e796a71710498c13b6490448077653691e375952
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 14:42:08 2013 +0200

    add interactive help to gretl.el

commit a0cb74683d769b5f581d26ebcf41d1d3698972f3
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 14:41:55 2013 +0200

    cleanup gretl.el

commit c1b548a20eb686a7c24c4cde9b5ce76a878f5fc4
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 14:40:16 2013 +0200

    copyright notes in gretl and stan

commit e63b6e61045f4df90711860938742abe51655e44
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 13:10:16 2013 +0200

    adjust error regexp for julia

commit 90dbc5815d7ca2334b777a4d8f39a4750dc29f1d
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 12:56:08 2013 +0200

    document new features

commit dbfbecc663994e5f1d22cc0b720806fa678f8fb8
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 12:55:51 2013 +0200

    activate last-input functionality in ess--tb-start and not ess--dbg-start

commit 7b42268b5ca36831e79862794ceab38d459ae0b3
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 8 12:54:45 2013 +0200

    use ess-eval-linewes to load files instead of ess-command

commit 340fca4877c8132274f00a46bea4885f12feb1fb
Merge: 650a142 f2a82c4
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Sun May 5 16:51:27 2013 +0200

    Merge branch 'trunk'

commit 650a142597a3be857407e180381acf617f333676
Merge: 924e7b6 fa28007
Author: Vitalie Spinu <spinuvit@gmail.com>
Date:   Wed May 1 15:37:20 2013 +0200

    Merge branch 'trunk'

etc

git-svn-id: https://svn.r-project.org/ESS/trunk@5555 0bbaf3bd-34e0-0310-bf65-c717079852d4