Refactored KunenaDiscuss for j4 (#294)

* Draft Version (working)

* remove Kunena hardcoded template dependency > use plugin tml instead

* Added tmpl file for links

* fix: get params when no messages / topics

* Fix readme required while logged in

* workaround Joomla captcha validation rule on article page defaulting to no captcha, implement messages on form

* add error / success messages also to form for logged in user

* Change: make name on form reuired

* remove debug and add dist package

* Fix issue for posting with account

* code style

* remove (temp) dist directory

plugins/content/kunenadiscuss/forms/kunenadiscuss.xml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="utf-8"?>
+<form>
+	<fieldset name="kunenadiscuss">
+		<field name="name" type="text" label="PLG_KUNENADISCUSS_NAME" size="30" filter="string" required="true" default="" />
+		<field name="email" type="email" label="PLG_KUNENADISCUSS_EMAIL" size="30" filter="string" autocomplete="email" required="true" default="" />
+		<field name="message" type="textarea" label="PLG_KUNENADISCUSS_MESSAGE" cols="50" rows="10" filter="string" required="true" default="" />
+	</fieldset>
+	<fieldset name="captcha">
+		<field name="captcha" type="captcha" label="PLG_KUNENADISCUSS_CAPTCHA" validate="captcha" />
+	</fieldset>
+</form>