CRM-13377 - Manipulate the main "Send Email" button but not the "Cancel" button

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* CRM-13377: "Send email" produces double "Processing" button
  http://issues.civicrm.org/jira/browse/CRM-13377
Adding Contact Sort Name, Financial Type, Contribution ID and Status and Payment Instrument Order By's.  Adding Group and Tag filter. CRM-13384
test fix - EventTest fix getfields api_action alias (for rest)
test fix - for some reason JENKINs fails on these (although my local doesn't)
CRM-13338 remove trailing whitespace introduced by previous commit on this issue

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* CRM-13338: Profile field defaults not getting populated in contribution live page
  http://issues.civicrm.org/jira/browse/CRM-13338
CRM-13341 - Fix typos in subscribe message.

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* CRM-13341: group subscription emails fail for multiple groups
  http://issues.civicrm.org/jira/browse/CRM-13341
CRM-13399 - Include Available status activities in Assigned Activities section of User Dashboard. This will be valuable for sites using CiviVolunteer.

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* CRM-13399: User Dashboard Assigned Activities should also show activities with Available status
  http://issues.civicrm.org/jira/browse/CRM-13399
Merge pull request #1631 from josephlacey/bookkeeping-report-updates

Adding Contact Sort Name, Financial Type, Contribution ID and Status and...
Merge pull request #1642 from davecivicrm/CRM-13341

CRM-13341 - Fix typos in subscribe message.
Merge pull request #1644 from davecivicrm/CRM-13399

CRM-13399 - Include Available status activities in Assigned Activities s...
Merge pull request #1629 from totten/master-email-proc-btn

CRM-13377 - Manipulate the main "Send Email" button but not the "Cancel"...
CRM-13313 - Payments - prevent fatal error when line-item has no price set

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* CRM-13313: "Pay Later" for Drupal Webforms
  http://issues.civicrm.org/jira/browse/CRM-13313
Merge pull request #1650 from colemanw/master

CRM-13313 - Payments - prevent fatal error when line-item has no price set
Merge pull request #1639 from eileenmcnaughton/master

test fixes (api tests) - one real fix (getfields action alias) & one in test class only
Merge pull request #1646 from monishdeb/CRM-13383

CRM-13383 fix
Webtest fixes - Related to Search Builder
Merge pull request #1654 from monishdeb/WebTestFixes

Webtest fixes - Related to Search Builder
CRM-13404
Merge pull request #1656 from yashodha/CRM-13404

CRM-13404
CRM-13328, fixes

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* CRM-13328: Add support for image scaling
  http://issues.civicrm.org/jira/browse/CRM-13328