* contrib/lisp/ob-clojure-literate.el (ob-clojure-literate-auto-jackin):
Handle the case that detect cider-jack-in is executed but not connected,
and ob-clojure-literate-mode is enabled already.
* contrib/lisp/ob-clojure-literate.el (ob-clojure-literate-mode): Don't
enable ob-clojure-literate-mode by default.
* contrib/lisp/ob-clojure-literate.el (ob-clojure-literate-get-session-list):
(org-babel-map): Get session from global connections list.
(ob-clojure-literate-specify-session): Renamed from
`ob-clojure-literate-specify-session-header-argument'.
* contrib/lisp/ob-clojure-literate.el (org-babel-clojure-var-to-clojure):
(org-babel-variable-assignments:clojure): Support vars initialization
when prepare session.
* contrib/lisp/ob-clojure-literate.el (ob-clojure-literate-set-ns):
Renamed from `ob-clojure-literate-cider-do-not-find-ns'
(ob-clojure-literate-enable):
(ob-clojure-literate-disable): Support use :ns header argument.