CRM-15477
CRM-15433 - Fix skipPayment function so it works regardless of currency localization.

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* CRM-15433: Billing info and payment options blocks not hidden for $0 events with price sets when decimal delimiter is NOT a dot
  https://issues.civicrm.org/jira/browse/CRM-15433
CRM-15507 - Change options-edit icon from pencil to wrench
Merge pull request #4421 from davecivicrm/CRM-15433

CRM-15433 - Fix skipPayment function so it works regardless of currency ...
Merge pull request #4405 from jitendrapurohit/CRM-15477

CRM-15477
CRM-15507 - Increase dialog percent width on small screens
Merge pull request #4424 from colemanw/CRM-15507

CRM-15507 - Change options-edit icon from pencil to wrench
CRM-15476 - Add fall-back for ChainSelect when control field not present
Merge pull request #4425 from colemanw/CRM-15476

CRM-15476 - Add fall-back for ChainSelect when control field not present
CRM-15472 - Freeze activity target field if too many contacts
Merge pull request #4427 from colemanw/CRM-15472

CRM-15472 - Freeze activity target field if too many contacts