CRM-11864 - changes for confirmation block

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* CRM-11864:
  https://issues.civicrm.org/jira/browse/CRM-11864
Merge pull request #3332 from davecivicrm/CRM-11864

CRM-11864 - replacing stale PR-3101 with additional layout improvements.
rename column name, CRM-14473

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* CRM-14473:
  https://issues.civicrm.org/jira/browse/CRM-14473
updated case type sample data to include xml definition
Merge pull request #3333 from kurund/CRM-14476

CRM-14476, case type fixes
Merge pull request #3326 from pratik-joshi/CRM-14704-reopen-fix

CRM-14704 : newly added target contact ids won't have any effect of activity creation
CRM-14478, CRM-14474 - Move XML lookup code into new class
Merge pull request #3334 from totten/master-casexmlrepo

CRM-14478, CRM-14474 - Move XML lookup code into new class
CRM-14478 - CRM_Core_EntityReference - Move SQL construction

This anticipates polymorphic SQL construction -- where have different
classes for different types of references (eg conventional SQL FKs; dynamic
FK; option-value FKs) and where each class constructs slightly different
SQL.
CRM-14478 - Split CRM_Core_EntityReference into different classes
CRM-14478 - Add CRM_Core_Reference_OptionValue
CRM_Utils_Array::index() -- Allow indexing when some keys are NULL/undefined
CRM-14478 - Add CRM_Core_DAO::getReferenceCounts()
Merge pull request #3325 from totten/master-casetype-ajax

CRM-14725 - crmCaseType - Use AJAX load/save
Merge pull request #3330 from monishdeb/CRM-14724

CRM-14724 fix - when viewing b to a relationship link to contact a returns contact b
Merge pull request #3328 from NileemaJadhav/CRM-master

HR-376 Fix for having Case entity type custom fields for profile selector
Merge pull request #3329 from jitendrapurohit/CRM-14373

CRM-14373
Merge pull request #3308 from jitendrapurohit/CoreBug4.5alpha1_Webtests

CRM-12872
Merge pull request #3271 from jitendrapurohit/CoreWebtestFix4.5alpha1

WebTest Core Bug
Merge pull request #3261 from atif-shaikh/CoreBugs

Core Bug related to foreign key referencing not defined for civicrm_entity_tag table