*8895* PKP PLN Plugin commit.
Merge pull request #306 from FourthAndVine/ojs-stable-2_4-8895

*8895* PKP PLN Plugin commit.
*8843* Submodule update ##MichaelThessel/8843_test_fixes_stable##
Merge pull request #308 from MichaelThessel/8843_test_fixes_stable

*8843* Submodule update ##MichaelThessel/8843_test_fixes_stable##
Release prep
Translated workflow graphics.
*8901* changes to es_ES locale

merged manually from https://github.com/pkp/ojs/pull/272/commits
*8901* changes to es_ES locale

merged manually from https://github.com/pkp/ojs/pull/274
*8901* translations from translation install
*8901* translations from translation install

includes changes to fr_CA submitted previously, as well as PLN changes
Fixed create journal test, use value instead of localized text
Fixed PLN plugin schema version definition
Submodule changes track
Template whitespace
Merge branch 'ojs-stable-2_4' of https://github.com/pkp/ojs into ojs-stable-2_4-Toronto

Conflicts:
	lib/pkp