My ~/.lein/profiles.clj at the moment.

profiles.clj

{:user {:dependencies [[org.clojure/tools.namespace "0.2.3"]
                       [spyscope "0.1.3"]
                       [criterium "0.4.1"]]
        :injections [(require '(clojure.tools.namespace repl find))
                     ; try/catch to workaround an issue where `lein repl` outside a project dir
                     ; will not load reader literal definitions correctly:
                     (try (require 'spyscope.core)
                       (catch RuntimeException e))]
        :plugins [[lein-pprint "1.1.1"]
                  [lein-beanstalk "0.2.6"]
                  [lein-clojars "0.9.1"]
                  [lein-create-template "0.1.1"]
                  [lein-marginalia "0.7.1"]]}}

The versions of the dependencies and plugins are quite old. Here an updated version:

{:user {:dependencies [[org.clojure/tools.namespace "1.0.0"]
                       [spyscope "0.1.6"]
                       [criterium "0.4.5"]]
        :injections [(require '(clojure.tools.namespace repl find))
                     ; try/catch to workaround an issue where `lein repl` outside a project dir
                     ; will not load reader literal definitions correctly:
                     (try (require 'spyscope.core)
                       (catch RuntimeException e))]
        :plugins [[lein-pprint "1.3.2"]
                  [lein-beanstalk "0.2.7"]
                  [lein-clojars "0.9.1"]
                  [lein-create-template "0.2.0"]
                  [lein-marginalia "0.9.1"]
                  [lein-exec "0.3.7"]
                  [lein-midje "3.2.2"]
		  [lein-kibit "0.1.8"]
		  [lein-ancient "0.6.15"]]}}