CRM-13193
notice fixes
Merge pull request #1540 from kurund/notices-fixes

notice fixes
Merge pull request #1541 from deepak-srivastava/reports

CRM-13193
CRM-13292 fix

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* CRM-13292: wkhtmltopdf setting should allow use of xvfb-run
  http://issues.civicrm.org/jira/browse/CRM-13292
Merge pull request #1542 from monishdeb/CRM-13292

CRM-13292 fix
Merge pull request #1543 from kurund/CRM-13066

CRM-13066, cache batch entry data in civicrm_batch table in "data" column
CRM-13234 make profile.submit transactional
changes to group contact cache behaviour that worked on AUG to fix performance bottleneck

Conflicts:

	CRM/Contact/BAO/GroupContactCache.php
Merge pull request #1544 from eileenmcnaughton/master

CRM-9493 - fix for group contact cache hanging.
CRM-13066, move data from civicrm_cache to civicrm_batch table

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* CRM-13066: 'Clean up Caches' deletes in progress batches
  http://issues.civicrm.org/jira/browse/CRM-13066