CRM-14466 made changes to how variables are initialized

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* CRM-14466: View manage case screen gives two PHP Notices (civicrm/contact/view/case?reset=1&action=view&cid=xxx&id=yyy&show=1)
  https://issues.civicrm.org/jira/browse/CRM-14466
CRM-14109 add test for ajx fns
Merge pull request #3089 from relldoesphp/CRM-14466

CRM-14466 made changes to how variables are initialized
Merge pull request #3097 from eileenmcnaughton/CRM-14109

CRM-14109 add test for ajx fns
CRM-14576 - Fix issue with select display after a form error occurs.
CRM-14494 add system logger files

CRM-14449 Add system Log table to schema

Conflicts:
	CRM/Upgrade/Incremental/sql/4.5.alpha1.mysql.tpl

CRM-14449 add system log

CRM-14449 remove debug
CRM-14494 add system logger to handle payment notification & test

CRM-14449 log legacy style ipns to system_log

CRM-14449 logging request seems more consistent with others

CRM-14449 stding message value in payment notification logs

CRM-14449 log ipaddress on ipn calls

CRM-14449 add fn exists as legacy non-boostrapped methods get to this point
CRM-14494 use preferred logger syntax
Merge pull request #3099 from eileenmcnaughton/CRM-14494

CRM-14494 add system logger (PSR3)
clean and fixes for CRM-14563

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* CRM-14563: Search builder IN operator on a custom field
  https://issues.civicrm.org/jira/browse/CRM-14563
Merge pull request #3100 from kurund/CRM-14563

clean and fixes for CRM-14563
CRM-14319 test set up tweaks
Merge pull request #3102 from eileenmcnaughton/tests

CRM-14319 test set up tweaks
Merge pull request #3098 from freeform/CRM-14576

CRM-14576 - Fix issue with select display after a form error occurs.
Provide a RoR-like test fixture helper

Any unit test may call $this->loadAllFixtures() from the setUp() routine,
and that will load all fixtures from the civicrm/tests/fixtures directory.

Fixtures can be written using the legacy XML format, or using YAML.
Schema and migration to make Case Type a first-class table

CRM-14473
Case Type refactoring

TODO:
* Test code paths not covered by units.

CRM-14473: Migrate case-types from OptionGroup to new table
Merge pull request #3103 from adamwight/CRM-14473

Case Type refactoring