// @since 1.9.18
// TRUE => After a test case version has been executed 
//         attachment on test case spec can not be added/removed
//         
// FALSE  
//
// This means that at GUI Level, will not be possible:
// add a new attachment to an Executed Test Case Version
// delete an attachment from Executed Test Case Version
$tlCfg->testcase_cfg->downloadOnlyAfterExec = TRUE;

// This means that at GUI Level, will not be possible:
// add a new req version link to an Executed Test Case Version
// delete a req version link from Executed Test Case Version
$tlCfg->testcase_cfg->reqLinkingDisabledAfterExec = TRUE;

// Effects on Linked Requirements Version after 
// execution of a Test Case Version
$tlCfg->testcase_cfg->freezeReqVersionAfterExec = TRUE;


// Effects on TCVersion N when TCVersion N+1 is created 
$tlCfg->testcase_cfg->freezeTCVersionOnNewTCVersion = TRUE;
$tlCfg->testcase_cfg->freezeTCVRelationsOnNewTCVersion = TRUE;

// Because: 
// The Relation must be frozen (cannot be deleted) when 
// a new version of the test case is created.
//
// It seems confusing that relation can be added, then
// this new configuration will allow this operation
// only on latest test case version
// 
$tlCfg->testcase_cfg->addTCVRelationsOnlyOnLatestTCVersion = TRUE;

// Effects on Req Version to TCVersion LINK 
// when a new version of a linked Test Case is created
// If LINK is frozen, then this means that link can not be deleted.
// $tlCfg->reqTCLinks->freezeLinkOnNewTCVersion = FALSE;
//
// Important Notice:
// Req Version to TCVersion Link can be done ONLY TO LATEST TCV.
// 
// This means that :
// 
// on GUI on the Requirements Area on TEST CASE Specification Feature:
// this option has NO EFFECT 
//
// on GUI on the Coverage Area on REQUIREMENT Specification Feature:
// this option has EFFECT
//
// on GUI on the Assign Requirements Feature:
// this option has EFFECT
//
$tlCfg->reqTCLinks->freezeLinkOnNewTCVersion = TRUE;

// Effects on Req Version to TCVersion LINK 
// when a new version of a linked Req Version is created
$tlCfg->reqTCLinks->freezeLinkOnNewREQVersion = TRUE;


// Effects on BOTH ends of Req Version to TCVersion LINK 
// when a new version of a linked TC Version is created
$tlCfg->reqTCLinks->freezeBothEndsOnNewTCVersion = TRUE;

// Effects on BOTH ends of Req Version to TCVersion LINK 
// when a new version of a linked REQ Version is created
$tlCfg->reqTCLinks->freezeBothEndsOnNewREQVersion = TRUE;


// Effects on REQ Version N when REQ Version N+1 is created 
$tlCfg->req_cfg->freezeREQVersionOnNewREQVersion = TRUE;