use group by to ensure we get single results for contacts
CRM-14384 - only display date picker if is_view neq 1

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* CRM-14384: don't display date picker in survey data entry screen for view only field
  http://issues.civicrm.org/jira/browse/CRM-14384
Merge pull request #2701 from yashodha/HR-265

use group by to ensure we get single results for contacts
Merge pull request #2738 from jmcclelland/no-date-picker-on-view-only-fields

CRM-14384 - only display date picker if is_view neq 1
CRM-13967 show tokens on mailing view mode

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* CRM-13967: Public Mailing View page doesn't render hook tokens
  http://issues.civicrm.org/jira/browse/CRM-13967

CRM-13967 fix previous  - re Mailing rendering hook tokens in view mode
api getrows, add title to retrievable metadata
CRM-14157 Advanced search : tags - add ability to search for people who don't have a particular tag

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* CRM-14157: Search for people who DON'T have a particular tag
  http://issues.civicrm.org/jira/browse/CRM-14157
CRM-14157 tag-toggle - suppress help if tag not showing

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* CRM-14157: Search for people who DON'T have a particular tag
  http://issues.civicrm.org/jira/browse/CRM-14157