HOR-3373

+ Fix web entry login bloqued when session_block configuration is enabled.
+ Include behat test.

workflow/engine/xmlform/login/loginpm3.xml

@@ -30,7 +30,7 @@ SELECT LANG_ID, LANG_NAME FROM langOptions
   <JS type="javascript"><![CDATA[
 
 //validate iframe login
-if(inIframe()) {
+if(inIframe() && (window.location.search.indexOf("inIFrame=1")===-1)) {
   if (PM.Sessions.getCookie('PM-TabPrimary') !== '101010010'
       && (window.location.pathname.indexOf("login/login") !== -1
       || window.location.pathname.indexOf("sysLogin") !== -1)) {