Fix no need to enter creation date when creation job application

htdocs/langs/en_US/recruitment.lang

@@ -66,7 +66,7 @@ ContractRefused=Contract refused
 RecruitmentCandidature=Application
 JobPositions=Job positions
 RecruitmentCandidatures=Applications
-InterviewToDo=Interview to do
+InterviewToDo=Contacts to follow
 AnswerCandidature=Application answer
 YourCandidature=Your application
 YourCandidatureAnswerMessage=Thanks you for your application.<br>...

htdocs/recruitment/class/recruitmentcandidature.class.php

@@ -127,7 +127,7 @@ class RecruitmentCandidature extends CommonObject
 		'remuneration_requested' => array('type'=>'integer', 'label'=>'RequestedRemuneration', 'enabled'=>'1', 'position'=>80, 'notnull'=>0, 'visible'=>-1,),
 		'remuneration_proposed' => array('type'=>'integer', 'label'=>'ProposedRemuneration', 'enabled'=>'1', 'position'=>81, 'notnull'=>0, 'visible'=>-1,),
 		'description' => array('type'=>'html', 'label'=>'Description', 'enabled'=>'1', 'position'=>300, 'notnull'=>0, 'visible'=>3, 'cssview'=>'wordbreak'),
-		'date_creation' => array('type'=>'datetime', 'label'=>'DateCreation', 'enabled'=>'1', 'position'=>500, 'notnull'=>1, 'visible'=>1, 'csslist'=>'nowraponall'),
+		'date_creation' => array('type'=>'datetime', 'label'=>'DateCreation', 'enabled'=>'1', 'position'=>500, 'notnull'=>1, 'visible'=>-4, 'csslist'=>'nowraponall'),
 		'tms' => array('type'=>'timestamp', 'label'=>'DateModification', 'enabled'=>'1', 'position'=>501, 'notnull'=>0, 'visible'=>-2, 'csslist'=>'nowraponall'),
 		'import_key' => array('type'=>'varchar(14)', 'label'=>'ImportId', 'enabled'=>'1', 'position'=>1000, 'notnull'=>-1, 'visible'=>-2,),
 		'model_pdf' => array('type'=>'varchar(255)', 'label'=>'Model pdf', 'enabled'=>'1', 'position'=>1010, 'notnull'=>-1, 'visible'=>0,),